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Table 2 Dependent and independent variables

From: The effect of domestic and foreign trade coordination on technological innovation: complements or substitutes?

Variable

Label

Calculation Method

Patent

Total Patents

Number of Patents Accepted, Domestic (Item)

Invention

Invention Patents

Number of Invention Patents Accepted, Domestic (Item)

Utility

Patents for Utility Models

Number of Patents for Utility Models Accepted, Domestic (Item)

Design

Patents for Designs

Number of Patents for Designs Accepted, Domestic (Item)

Trade

Trade Coordination

Calculation by the Equation Mentioned above

Trade 1

Trade Coordination

Calculation by the Equation Mentioned above

PGDP

Economy Development

Gross Regional Product (100 Million Yuan)/

Resident Population (Year-end) (10,000 Persons)

Profit

Trade Development

Profits from Principal Business of Enterprises above

Designated Size of Wholesale and Retail Trade (100 Million Yuan)

FDI

Foreign Direct Investment

Registered Capital of Foreign Funded Enterprises/

Gross Regional Product

Govern

Government Expenditure

Local Governments General Budgetary Expenditure/

Gross Regional Product