The growth rate of total factor productivity seems to have increased recently, at least in the United States. Higher US … productivity growth may justify higher stock market valuations than in the past and thus herald an emerging New Economy. However …, the size of the estimated growth rate of total factor productivity depends on an assumption about the factor …

Extreme value theory for a class of EGARCH processes is developed. It is shown that the EGARCH process as well as the … GARCH ; extreme value theory ; tail behavior ; Gumbel distribution ; conditional variance ; Gaussian tail ; stochastic …

The growth rate of total factor productivity seems to have increased recently, at least in the United States. Higher US … productivity growth may justify higher stock market valuations than in the past and thus herald an emerging New Economy. However …, the size of the estimated growth rate of total factor productivity depends on an assumption about the factor …