Variable nature | Table column subhead Subhead | Subhead |
Explained variable | Motor vehicle insurance premium income (100 million yuan) | Y |
copy | Gross Domestic Product GDP (100 million yuan) | X1 |
Explanatory Varia-bles | Per capita disposable income of urban residents (yuan) | X2 |
Private car ownership (ten thousand) | X3 | |
Highway mileage (ten thousand kilometers) | X4 |