Research Article

Forecasting Volatility with Time-Varying Coefficient Regressions

Table 3

Out-of-sample forecast.

HAR-RVLHAR-RVHAR-RV-JLHAR-RV-ORAHAR-RVHAR-RV-VHAR-RV-ALL

b = -2(QL)CC0.2030.1970.2020.1810.2090.1810.177
MRS0.2010.1960.2020.1840.2230.1790.170
TVC0.1980.1930.1990.1780.1950.1780.166

b = −1CC4.608e − 053.963e − 054.516e − 054.230e − 054.484e − 054.230e − 053.740e − 05
MRS4.558e − 053.919e − 054.471e − 054.169e − 054.409e − 054.247e − 053.757e − 05
TVC4.455e − 053.823e − 054.461e − 054.081e − 054.316e − 054.079e − 053.579e − 05

b = 0(MSE)CC4.994e − 083.762e − 084.884e − 084.873e − 084.831e − 084.873e − 084.010e − 08
MRS4.953e − 083.714e − 084.840e − 084.843e − 084.830e − 084.849e − 083.885e − 08
TVC4.915e − 083.702e − 084.834e − 084.783e − 084.760e − 084.793e − 083.640e − 08

b = 1CC2.530e − 111.811e − 112.459e − 112.687e − 112.460e − 112.688e − 112.315e − 11
MRS2.496e − 111.771e − 112.411e − 112.589e − 112.455e − 112.702e − 112.221e − 11
TVC2.435e − 111.721e − 112.281e − 112.676e − 112.332e − 112.647e − 112.211e − 11