The article contributes to a broader understanding of how firms form its opinion in regular business surveys as we identify determinants of this process. In a large micro panel data set from the Ifo Business Cycle Test in Germany we employ the log-probability model to investigate relationships...

The Use of a Simple Decision Rule in Repeated Oligopoly Games Much interest has been directed towards decision rules and conditions when firms make decisions converging to a non-cooperative Nash equilibrium in repeated oligopoly games. We explore the use of a simple decision rule where firms...

The growth of unsolicited commercial email imposes increasing costs on organizations and causes considerable aggravation on the part of email recipients. A thriving anti-spam industry addresses some of the frustration. Regulation and various economic and technical means are in the works –...