Using improved methodology and an expanded research design, we examine whether the small firm/January effect is declining over time due to market efficiency. First,we find that January returns are smaller after 1963ndash;1979, but have simply reverted to levels that existed before that time....

This paper investigates the association between current dividends and analysts’ subsequent earnings forecast errors. This investigation is motivated by the evidence on analyst optimism and Ohlson (1991)’s fundamental valuation theory that dividends displace future permanent earnings. For the...

When would the COVID-19 outbreak peak? What is the transmission-rate? How long will the outbreak last? As the COVID-19 pandemic grows around the world, governments and businesses are interested in the answers to these questions. While sophisticated epidemiological studies have appeared in the...

Supply networks are composed of large numbers of firms from multiple interrelated industries. Such networks are subject to shifting strategies and objectives within a dynamic environment. In recent years, when faced with a dynamic environment, several disciplines have adopted the Complex...

A single channel 100 GHz microwave interferometer system has been designed and installed in ADITYA-U tokamak for real time line integrated electron density measurement. It is validated for a number of plasma discharges. The real time density feedback control (RTDFC) system has been installed in...

There is compelling empirical evidence to suggest that good news about corporate performance comes out early but bad news comes out late. Regardless of the underlying reason for such differential timing, existence of such systematic behavior leads to three related questions that we seek to...

We examine the effects of stock repurchase announcements on the value of the announcing insurance firms and on the value of rival insurance firms. We find that insurance firms experience a significant increase in value at the time of the announcement. Repurchasing firms continue to earn excess...

We use the power law function to study changes in the distribution of trading volumes of S&P 500 stocks and non-S&P 500 stocks from 1960 to 2013. We find that the distribution of daily trading volumes has changed significantly for different baskets of non-index stocks and trading has become more...

We model the distribution of daily stock trading volume using the power law and document a new phenomenon. The power law exponent systematically increases with time suggesting that trading is becoming increasingly concentrated in a subset of stocks

Firms added to (deleted from) the Samp;P 600 index experience a significant price increase(decrease) at announcement. Firms that newly enter (exit) the Samp;P universe experience a larger price increase (decrease) than firms that move between Samp;P indexes. Trading volumes are higher after the...