Banking sector which is the headstone of the financial sector in Turkey should profit. There are some indicators available to measure profitability of a bank and monitor the sustainability of the efficiency. These indicators are called financial ratios. In this study, 3-month dataset including...

Notable bias can exist in the empirical covariance matrix of parameter estimates obtained from the quadratic inference function method that incorporates an unstructured working correlation. We therefore derive a bias correction. Via simulation, we show that the proposed correction leads to...