Serrao, Amilcar - Agricultural and Applied Economics Association - AAEA - 2014
affect the coffee futures market prices. This research work uses auto-regressive conditional heteroskedasticity (ARCH) models … to analyze results that cause deviations in the coffee futures market prices. The negative asymmetry coefficient of … shocks have a greater impact in the volatility of returns in coffee than positive shocks. The presence of the leverage effect …