Weather influences our daily lives and choices and has an enormous impact on cooperate revenues and earnings. Weather derivatives differ from most derivatives in that the underlying weather cannot be traded and their market is relatively illiquid. The weather derivative market is therefore...

The approach shows the scientific background of eliminating the market risk of an optimized portfolio and the use of marginal probabilities of ruin for optimized amounts of investments.For this reason the mathematical expectations of the parameters of the market model in the portfolio result to...

Manipulative communications touting stocks are common in capital markets around the world. Although the price distortions created by so-called "pump-and-dump" schemes are well known, little is known about the investors in these frauds. By examining 421 "pump-and-dump" schemes between 2002 and...

This paper examines semi-strong form of efficient market hypothesis by taking September 2001 quarter earnings announcement as an event. The study is based on 146 companies having minimum 20 percent foreign holdings. We have used event study methodology, t test, Runs test and sign test to test...

Law and politics had a significant impact on stock market development in Germany between 1870 and the beginning of World War II. IPOs can be a bellwether for stock market development and nearly 1100 were carried out on the Berlin Stock Exchange during this period. Regulatory changes occurring in...

We study the effect of tax policy on stock market returns in the United States, Germany, and the United Kingdom using GARCH models and a unique daily dataset of legislative tax changes during the period 1 December 1978 to 31 January 2018. We find that days of discretionary tax legislation during...

This study examines whether conference calls provide additional information to analysts. For a large sample of conference calls, hosted by German firms between 2004 and 2007, our results show that conference calls improve analysts' ability to forecast future earnings accurately. This suggests...

Exploring the period since the inception of the euro, we show that secondary-market yields on Italian public debt increase in anticipation of auctions of new issues and decrease after the auction, while no or a smaller such effect is present for German public debt. However, these yield movements...

This paper reviews the market reaction to bank rescue packages announced in six countries between October 2008 and January 2009. The study distinguishes the impact on creditors as seen in the change of CDS spreads from the impact on shareholders as seen in the movement of bank stock prices....