the agricultural products’ market has always been faced with many structural problems such as marketing weakness, price fluctuations and inadequate infrastructure and transportation in iran. a major cause of such structural problems has been referred to the traditional and inefficient structure of the agricultural products’ market. hence, iran mercantile exchange started its activity since 2007...

one of the issues that in recent decades in the field of information economy is rapidly expanding economy under information and discussion in this major economic problem of asymmetric information is related. as we know in today's world information and trading stock market performance is the core. lateral velocity and symmetry of the main role of information and market efficiency is critical. on...

this paper investigates empirically the effect of volatility of the exchange rate of the u.s. dollar vis-à-vis the euro on u.s. stock market volatility while controlling for a number of drivers of stock return volatility. using a garch(1, 1) model and using weekly data covering the period from the week of january 1, 1999 through the week of january 25, 2010, it is found that the 9/11 terrorist ...

this paper examines the impact of 2005 presidential election of iran on the tehran stock exchange volatility as a political shock. it uses garch family (fiegarch, egarch, and garch) and markov regime switching (mrs) models as the analytical frameworks for the main the stock daily prices index. our findings confirm statistical validity of arima – fiegarch-x and ar(1) mrs as appropriate specifica...

in this paper, we have estimated the memory of thetehran stock exchange indices. the estimation of fractional differencing parameter is carried out by various methods such as mle, nls, hurst exponent, gph, lo, whittle and wavelet. the estimation results of whittle, wavelet, hurst, and lo methods allow us to conclude that the returns on stock indices (tepix, tedpix, tedix, financial index and in...

oil-exporting economies largely dependent on oil revenues and oil income fluctuation are one of the most important factors that influence sectors of the economy specially the stock market. this paper investigate the relationship between oil markets and stock return volatility and transmission in a selection of opec countries, using a multivariate garch models (full-vech) over the period may 201...