List of top Mathematics for Economy Questions asked in GATE Humanities and Social Sciences- Economics

Consider a two-variables (x, y) linear regression model
\[ y = \alpha + \beta x + \epsilon \] where x and y are the parameters, and \( \epsilon \) is the error term. The parameters are estimated using the Ordinary Least Squares (OLS) method. Let \( \hat{\beta} \) denote the estimated value of \( \beta \). If \( \hat{\beta} = 0 \), then which one of the following statements is CORRECT?
Suppose Amar borrows ₹ 1000 from Ujala. After one year, Ujala wants ₹ 1100 back from Amar. The yield to maturity in percent (%) on this borrowing is ______(round off to one decimal place).}