This study aims to examine the macroeconomic environment effect on Tunisian stock market index (5 days a weak Tunindex) from 01/02/2011 19/11/2019. GARCHM-X type models are used estimate volatility of daily returns series 2191 observations having no significant weakday’s effect. Once using interaction variables, GARCHM-XS model results capture macro-economic instability via exchange rate growth...

The use of GARCH models to characterize crude oil price volatility is widely observed in the empirical literature. In this paper the efficiency of six univariate GARCH models and two methods of estimation the parameters for forecasting oil price volatility are examined and the best method for forecasting crude oil price volatility of Brent market is determined. All the examined models in this p...

Banks may well perform differently in lending to firms according to their funding structure. This paper surveys the relation between Loan volatility and deposit in Iranian banking system. The extent to which bank lending is connected to funding structure is affected by the banks’ characteristics (such as capital structure, profitability, and the measure of non-performing loans). To analyze this...

Cash holding or the availability of cash is very important in a company so that must have good management system, especially companies are vulnerable to liquidity crisis. This study aims empirically examine effect capital expenditure, growth opportunities, and flow volatility on holdings. The research was conducted property real estate listed Indonesia Stock Exchange with total sample 30 compan...

This paper studies the relation between implied and realized volatility by using daily S&P 500 index option price over the period between January 1995 and December 1999. In particular, we want to test the how different measurement errors affect the stability of this relationship. Two sources of measurement errors are considered. The first one is the measurement error in realized volatility. Fou...