Despite the sharp equity-market sell off in March 2020, due to concerns about the boisterous spread of the Coronavirus Disease (COVID-19), the frenzy of stock trading in U.S. equities over the past twelve months is showing no signs of abating. Recent academic research suggests that, among...

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...