The PER is the most commonly used parameter in the stock market. The PER is the result of dividing the equity market value by the company's profit after tax.The PER depends on a number of factors, some of which are out of the company's control, such as variations in interest rates, and others...

We compute the shareholder value creation and the return of the companies in the IBEX 35 for the 18-year period 1991-2009. The average return was 12.5%, but 4.4% was due to the decline in interest rates (from 13% to 4%). The shareholder value creation in the whole period was 101 billion euros,...

We compute the shareholder value creation and the return of the companies in the IBEX 35 for the 19-year period 1991-201'3 The average return was 11%, but 2.9% was due to the decline in interest rates (from 13% to 5.5%). The shareholder value creation in the whole period was 23 billion euros,...

This article examines the role of marketing in the context of initial public offerings (IPOs), a neglected issue in the extant literature. The results from a large-scale, cross-industry study indicate that firms' pre-IPO marketing spendings help reduce IPO underpricing and boost IPO trading in...

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...

Companies have increasingly advocated social media technologies to transform businesses and improve organizational performance. This study scrutinizes the predictive relationships between social media and firm equity value, the relative effects of social media metrics compared with conventional...

This paper examines how oil and gas companies' reserves growth affects their share price returns. In particular, we examine three issues affecting the relation between reserves changes and oil and gas firm returns. First, we examine if investors value reserves replacement because of exploration...

This study explores the impact of tourism uncertainty, including economic policy uncertainty (EPU) and travel crises arising from issues such as terrorism and disease outbreaks, on airline stock markets in Korea. Airline stock prices are particularly affected by tourism uncertainty. Using data...