This study focus on applying the Heston's stochastic volatility model, to the Greek stock market, by estimating the parameters from past data. Specifically, the purpose of the study is to use the stochastic model in order to calculate the parameters of this model using the Maximum Likelihood...

The present research investigates the impact of trading volume on stock return volatility using data from the Greek banking system. For our analysis, the empirical study uses daily measures of volatility constructed from intraday data for the period 5 January 2001-30 December 2020. This period...

We investigate the effect of uncertainty on investment. We employ a unique dataset of 25000 Greek firms' balance sheets for 14 years covering the period before and after the eurozone crisis. A dynamic factor model is employed to proxy uncertainty. The investment performance of 14 sectors is...