Global MDI-based Polyurethane and TDI-based Polyurethane Market Status, Trends and COVID-19 Impact Report 2022
Table of Contents
Section 1 MDI-based Polyurethane and TDI-based Polyurethane Market Overview
- 1.1 MDI-based Polyurethane and TDI-based Polyurethane Market Scope
- 1.2 COVID-19 Impact on MDI-based Polyurethane and TDI-based Polyurethane Market
- 1.3 Global MDI-based Polyurethane and TDI-based Polyurethane Market Status and Forecast Overview
- 1.3.1 Global MDI-based Polyurethane and TDI-based Polyurethane Market Status 2016-2021
- 1.3.2 Global MDI-based Polyurethane and TDI-based Polyurethane Market Forecast 2022-2027
Section 2 Global MDI-based Polyurethane and TDI-based Polyurethane Market Manufacturer Share
- 2.1 Global Manufacturer MDI-based Polyurethane and TDI-based Polyurethane Sales Volume
- 2.2 Global Manufacturer MDI-based Polyurethane and TDI-based Polyurethane Business Revenue
Section 3 Manufacturer MDI-based Polyurethane and TDI-based Polyurethane Business Introduction
- 3.1 Covestro MDI-based Polyurethane and TDI-based Polyurethane Business Introduction
- 3.1.1 Covestro MDI-based Polyurethane and TDI-based Polyurethane Sales Volume, Price, Revenue and Gross margin 2016-2021
- 3.1.2 Covestro MDI-based Polyurethane and TDI-based Polyurethane Business Distribution by Region
- 3.1.3 Covestro Interview Record
- 3.1.4 Covestro MDI-based Polyurethane and TDI-based Polyurethane Business Profile
- 3.1.5 Covestro MDI-based Polyurethane and TDI-based Polyurethane Product Specification
- 3.2 BASF MDI-based Polyurethane and TDI-based Polyurethane Business Introduction
- 3.2.1 BASF MDI-based Polyurethane and TDI-based Polyurethane Sales Volume, Price, Revenue and Gross margin 2016-2021
- 3.2.2 BASF MDI-based Polyurethane and TDI-based Polyurethane Business Distribution by Region
- 3.2.3 Interview Record
- 3.2.4 BASF MDI-based Polyurethane and TDI-based Polyurethane Business Overview
- 3.2.5 BASF MDI-based Polyurethane and TDI-based Polyurethane Product Specification
- 3.3 DowDupont MDI-based Polyurethane and TDI-based Polyurethane Business Introduction
- 3.3.1 DowDupont MDI-based Polyurethane and TDI-based Polyurethane Sales Volume, Price, Revenue and Gross margin 2016-2021
- 3.3.2 DowDupont MDI-based Polyurethane and TDI-based Polyurethane Business Distribution by Region
- 3.3.3 Interview Record
- 3.3.4 DowDupont MDI-based Polyurethane and TDI-based Polyurethane Business Overview
- 3.3.5 DowDupont MDI-based Polyurethane and TDI-based Polyurethane Product Specification
- 3.4 Huntsman MDI-based Polyurethane and TDI-based Polyurethane Business Introduction
- 3.4.1 Huntsman MDI-based Polyurethane and TDI-based Polyurethane Sales Volume, Price, Revenue and Gross margin 2016-2021
- 3.4.2 Huntsman MDI-based Polyurethane and TDI-based Polyurethane Business Distribution by Region
- 3.4.3 Interview Record
- 3.4.4 Huntsman MDI-based Polyurethane and TDI-based Polyurethane Business Overview
- 3.4.5 Huntsman MDI-based Polyurethane and TDI-based Polyurethane Product Specification
- 3.5 Tosoh MDI-based Polyurethane and TDI-based Polyurethane Business Introduction
- 3.6 LANXESS MDI-based Polyurethane and TDI-based Polyurethane Business Introduction
- 3.7 Mitsui Chemicals MDI-based Polyurethane and TDI-based Polyurethane Business Introduction
- 3.8 Huafon MDI-based Polyurethane and TDI-based Polyurethane Business Introduction
…
Section 4 Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Region)
- 4.1 North America Country
- 4.1.1 United States MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.1.2 Canada MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.1.3 Mexico MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.2 South America Country
- 4.2.1 Brazil MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.2.2 Argentina MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.3 Asia Pacific
- 4.3.1 China MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.3.2 Japan MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.3.3 India MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.3.4 Korea MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.3.5 Southeast Asia MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.4 Europe Country
- 4.4.1 Germany MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.4.2 UK MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.4.3 France MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.4.4 Spain MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.4.5 Italy MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.5 Middle East and Africa
- 4.5.1 Africa MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.5.2 Middle East MDI-based Polyurethane and TDI-based Polyurethane Market Size and Price Analysis 2016-2021
- 4.6 Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Region) Analysis 2016-2021
- 4.7 Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Region) Analysis
Section 5 Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (by Product Type)
- 5.1 Product Introduction by Type
- 5.1.1 MDI-based Polyurethane Product Introduction
- 5.1.2 TDI-based Polyurethane Product Introduction
- 5.1.3 Product Introduction
- 5.1.4 Product Introduction
- 5.1.5 Product Introduction
- 5.2 Global MDI-based Polyurethane and TDI-based Polyurethane Sales Volume by TDI-based Polyurethane016-2021
- 5.3 Global MDI-based Polyurethane and TDI-based Polyurethane Market Size by TDI-based Polyurethane016-2021
- 5.4 Different MDI-based Polyurethane and TDI-based Polyurethane Product Type Price 2016-2021
- 5.5 Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Type) Analysis
Section 6 Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (by Application)
- 6.1 Global MDI-based Polyurethane and TDI-based Polyurethane Sales Volume by Construction016-2021
- 6.2 Global MDI-based Polyurethane and TDI-based Polyurethane Market Size by Construction016-2021
- 6.2 MDI-based Polyurethane and TDI-based Polyurethane Price in Different Application Field 2016-2021
- 6.3 Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Application) Analysis
Section 7 Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (by Channel)
- 7.1 Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Channel) Sales Volume and Share 2016-2021
- 7.2 Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Channel) Analysis
Section 8 MDI-based Polyurethane and TDI-based Polyurethane Market Forecast 2022-2027
- 8.1 MDI-based Polyurethane and TDI-based Polyurethane Segmentation Market Forecast 2022-2027 (By Region)
- 8.2 MDI-based Polyurethane and TDI-based Polyurethane Segmentation Market Forecast 2022-2027 (By Type)
- 8.3 MDI-based Polyurethane and TDI-based Polyurethane Segmentation Market Forecast 2022-2027 (By Application)
- 8.4 MDI-based Polyurethane and TDI-based Polyurethane Segmentation Market Forecast 2022-2027 (By Channel)
- 8.5 Global MDI-based Polyurethane and TDI-based Polyurethane Price Forecast
Section 9 MDI-based Polyurethane and TDI-based Polyurethane Application and Client Analysis
- 9.1 Furniture & Interiors Customers
- 9.2 Construction Customers
- 9.3 Electronics & Appliances Customers
- 9.4 Automotive Customers
- 9.5 Customers
Section 10 MDI-based Polyurethane and TDI-based Polyurethane Manufacturing Cost of Analysis
11.0 Raw Material Cost Analysis
11.0 Labor Cost Analysis
11.0 Cost Overview
Section 11 Conclusion
12 Methodology and Data From
Chart and Figure
Figure MDI-based Polyurethane and TDI-based Polyurethane Product Picture
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Market Size (with or without the impact of COVID-19)
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Growth Rate 2016-2021
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Market Size (Million $) and Growth Rate 2016-2021
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Growth Rate 2022-2027
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Market Size (Million $) and Growth Rate 2022-2027
Chart 2016-2021 Global Manufacturer MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units)
Chart 2016-2021 Global Manufacturer MDI-based Polyurethane and TDI-based Polyurethane Sales Volume Share
Chart 2016-2021 Global Manufacturer MDI-based Polyurethane and TDI-based Polyurethane Business Revenue (Million USD)
Chart 2016-2021 Global Manufacturer MDI-based Polyurethane and TDI-based Polyurethane Business Revenue Share
Chart Covestro MDI-based Polyurethane and TDI-based Polyurethane Sales Volume, Price, Revenue and Gross margin 2016-2021
Chart Covestro MDI-based Polyurethane and TDI-based Polyurethane Business Distribution
Chart Covestro Interview Record (Partly)
Chart Covestro MDI-based Polyurethane and TDI-based Polyurethane Business Profile
Table Covestro MDI-based Polyurethane and TDI-based Polyurethane Product Specification
Chart BASF MDI-based Polyurethane and TDI-based Polyurethane Sales Volume, Price, Revenue and Gross margin 2016-2021
Chart BASF MDI-based Polyurethane and TDI-based Polyurethane Business Distribution
Chart BASF Interview Record (Partly)
Chart BASF MDI-based Polyurethane and TDI-based Polyurethane Business Overview
Table BASF MDI-based Polyurethane and TDI-based Polyurethane Product Specification
Chart DowDupont MDI-based Polyurethane and TDI-based Polyurethane Sales Volume, Price, Revenue and Gross margin 2016-2021
Chart DowDupont MDI-based Polyurethane and TDI-based Polyurethane Business Distribution
Chart DowDupont Interview Record (Partly)
Chart DowDupont MDI-based Polyurethane and TDI-based Polyurethane Business Overview
Table DowDupont MDI-based Polyurethane and TDI-based Polyurethane Product Specification
Chart Huntsman MDI-based Polyurethane and TDI-based Polyurethane Sales Volume, Price, Revenue and Gross margin 2016-2021
Chart Huntsman MDI-based Polyurethane and TDI-based Polyurethane Business Distribution
Chart Huntsman Interview Record (Partly)
Chart Huntsman MDI-based Polyurethane and TDI-based Polyurethane Business Overview
Table Huntsman MDI-based Polyurethane and TDI-based Polyurethane Product Specification
Chart United States MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart United States MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Canada MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Canada MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Mexico MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Mexico MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Brazil MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Brazil MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Argentina MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Argentina MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart China MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart China MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Japan MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Japan MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart India MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart India MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Korea MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Korea MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Southeast Asia MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Southeast Asia MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Germany MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Germany MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart UK MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart UK MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart France MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart France MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Spain MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Spain MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Italy MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Italy MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Africa MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Africa MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Middle East MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) and Market Size (Million $) 2016-2021
Chart Middle East MDI-based Polyurethane and TDI-based Polyurethane Sales Price (USD/Unit) 2016-2021
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation Sales Volume (Units) by Region 2016-2021
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation Sales Volume (Units) Share by Region 2016-2021
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation Market size (Million $) by Region 2016-2021
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation Market size (Million $) Share by Region 2016-2021
Chart MDI-based Polyurethane Product Figure
Chart MDI-based Polyurethane Product Description
Chart TDI-based Polyurethane Product Figure
Chart TDI-based Polyurethane Product Description
Chart Product Figure
Chart Product Description
Chart Product Figure
Chart Product Description
Chart Product Figure
Chart Product Description
Chart MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) by TDI-based Polyurethane016-2021
Chart MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) Share by Type
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Size (Million $) by TDI-based Polyurethane016-2021
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Size (Million $) Share by TDI-based Polyurethane016-2021
Chart Different MDI-based Polyurethane and TDI-based Polyurethane Product Type Price ($/Unit) 2016-2021
Chart MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) by Construction016-2021
Chart MDI-based Polyurethane and TDI-based Polyurethane Sales Volume (Units) Share by Application
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Size (Million $) by Construction016-2021
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Size (Million $) Share by Construction016-2021
Chart MDI-based Polyurethane and TDI-based Polyurethane Price in Different Application Field 2016-2021
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Channel) Sales Volume (Units) 2016-2021
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Channel) Share 2016-2021
Chart MDI-based Polyurethane and TDI-based Polyurethane Segmentation Market Sales Volume (Units) Forecast (by Region) 2022-2027
Chart MDI-based Polyurethane and TDI-based Polyurethane Segmentation Market Sales Volume Forecast (By Region) Share 2022-2027
Chart MDI-based Polyurethane and TDI-based Polyurethane Segmentation Market Size (Million USD) Forecast (By Region) 2022-2027
Chart MDI-based Polyurethane and TDI-based Polyurethane Segmentation Market Size Forecast (By Region) Share 2022-2027
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Type) Volume (Units) 2022-2027
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Type) Volume (Units) Share 2022-2027
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Type) Market Size (Million $) 2022-2027
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Type) Market Size (Million $) 2022-2027
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Application) Market Size (Volume) 2022-2027
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Application) Market Size (Volume) Share 2022-2027
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Application) Market Size (Value) 2022-2027
Chart MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Application) Market Size (Value) Share 2022-2027
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Channel) Sales Volume (Units) 2022-2027
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Market Segmentation (By Channel) Share 2022-2027
Chart Global MDI-based Polyurethane and TDI-based Polyurethane Price Forecast 2022-2027
Chart Furniture & Interiors Customers
Chart Construction Customers
Chart Electronics & Appliances Customers
Chart Automotive Customers
Chart Customers
Global MDI-based Polyurethane and TDI-based Polyurethane Market Status, Trends and COVID-19 Impact Report 2022
Single User License Report: 2350 USD
Corporate User License Report: 4700 USD
Section Price: As below
Page: 115
Chart and Figure: 142
Publisher: BisReport
Delivery Time: 48 hour
In the past few years, the MDI-based Polyurethane and TDI-based Polyurethane market experienced a huge change under the influence of COVID-19, the global market size of MDI-based Polyurethane and TDI-based Polyurethane reached xx million $ in 2021 from xx in 2016 with a CAGR of xx from 2016-2021 is. As of now, the global COVID-19 Coronavirus Cases have exceeded 200 million, and the global epidemic has been basically under control, therefore, the World Bank has estimated the global economic growth in 2021 and 2023. The World Bank predicts that the global economic output is expected to expand 4 percent in 2021 while 3.8 percent in 2022. According to our research on MDI-based Polyurethane and TDI-based Polyurethane market and global economic environment, we forecast that the global market size of MDI-based Polyurethane and TDI-based Polyurethane will reach xx million $ in 2027 with a CAGR of % from 2022-2027.
Due to the COVID-19 pandemic, according to World Bank statistics, global GDP has shrunk by about 3.5% in 2020. Entering 2021, Economic activity in many countries has started to recover and partially adapted to pandemic restrictions. The research and development of vaccines has made breakthrough progress, and many governments have also issued various policies to stimulate economic recovery, particularly in the United States, is likely to provide a strong boost to economic activity but prospects for sustainable growth vary widely between countries and sectors. Although the global economy is recovering from the great depression caused by COVID-19, it will remain below pre-pandemic trends for a prolonged period. The pandemic has exacerbated the risks associated with the decade-long wave of global debt accumulation. It is also likely to steepen the long-expected slowdown in potential growth over the next decade.
The world has entered the COVID-19 epidemic recovery period. In this complex economic environment, we published the Global MDI-based Polyurethane and TDI-based Polyurethane Market Status, Trends and COVID-19 Impact Report 2022, which provides a comprehensive analysis of the global MDI-based Polyurethane and TDI-based Polyurethane market , This Report covers the manufacturer data, including: sales volume, price, revenue, gross margin, business distribution etc., these data help the consumer know about the competitors better. This report also covers all the regions and countries of the world, which shows the regional development status, including market size, volume and value, as well as price data. Besides, the report also covers segment data, including: type wise, industry wise, channel wise etc. all the data period is from 2016-2021, this report also provide forecast data from 2022-2027.
Section 1: 100 USD——Market Overview
Section (2 3): 1200 USD——Manufacturer Detail
Covestro
BASF
DowDupont
Huntsman
Tosoh
LANXESS
Mitsui Chemicals
Huafon
Wanhua Chemical
Vencorex
Woodbridge Foam
E.I. Du Pont De Nemours
Section 4: 900 USD——Region Segmentation
North America (United States, Canada, Mexico)
South America (Brazil, Argentina, Other)
Asia Pacific (China, Japan, India, Korea, Southeast Asia)
Europe (Germany, UK, France, Spain, Italy)
Middle East and Africa (Middle East, Africa)
Section (5 6 7): 700 USD——
Product Type Segmentation (MDI-based Polyurethane, TDI-based Polyurethane, , , )
Application Segmentation (Furniture & Interiors, Construction, Electronics & Appliances, Automotive, )
Channel (Direct Sales, Distribution Channel) Segmentation
Section 8: 500 USD——Market Forecast (2022-2027)
Section 9: 600 USD——Downstream Customers
Section 10: 200 USD——Raw Material and Manufacturing Cost
Section 11: 500 USD——Conclusion
Section 12: Research Method and Data Source