Table 2 The measurement method of matching variable
From: Innovative behavior and the Chinese enterprise survival risk: an empirical research
Symbol | Name of variables | Measurement methods |
|---|---|---|
Size | Scale of enterprises | Logarithm of enterprise sales, sales deflate in accordance with the producer price index in 2000 |
TFP | Enterprises’ production | Using the OP measure method (1996) to calculate |
Finance | Financing constraints | The ratio of interest payments and fixed assets |
Capital | Capital intensity | The ratio of fixed assets and employees, fixed assets deflates according to the price index of investment in fixed assets of 2000 |
Profit | Return on sales | The ratio of operating profit and sales revenue |
Resource | Human capital | The ratio of workers with college bachelor degree or above among all staff |
Export | Export intensity | The ratio of export delivery value and enterprise sales |
Debt | Asset liability ratio | The ratio of enterprises’ liabilities and assets |