This article introduces the concept of a stock value gap — the shortfall of a firm's actual market value from its optimal market value, as measured by a best-performing benchmark. Using a large-scale, real-world database, the authors test the effects of both customer satisfaction and customer...

This paper seeks to quantify the long-term financial impact of negative word of mouth (NWOM), an issue that has long challenged extant research. We do so with real-world data on firm security prices. The developed time-series models innovatively uncover (1) short- and long-term effects of NWOM...

While Wall Street closely watches financial analysts' earnings forecasts, Main Street often scrutinizes product quality relative to competition. Do firms with superior product competitiveness enjoy greater likelihood of beating analyst earnings target? And if so, is there contingency in this...