- The dependent variable is the capital structure, expressed by the ratio of debt, short-term debt ratio of total assets, the ratio of long-term debt to total assets.
- The independent variables are (1) tangible assets, measured by the proportion of fixed assets in total assets, (2) the size, measured by the log of annual sales, (3) profit, measured by the ratio of earnings before interest and taxes to total loans assets, (4) liquidity, measured by the coefficient of current liquidity, (5) tax, measured by the ratio of corporate income tax on earnings before interest and taxes, (6) risks business, measured by the standard deviation of the ratio of profit before interest and taxes to total assets of the past period, and (7) the interest rate, measured by the average monthly interest rate by the national Bank of Romania .
Research models using Pooled OLS, fixed effects models using ordinary least squares model dummies, fixed effects models with data crossover and random effects models. Test the relevance of the model by testing Hausman, and final regression model will be adjusted by changing the problem of variance and autocorrelation.
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