I analyze the accuracy of firms' forecasts of their own future sales (and workforce numbers), which German companies provided secretly to the IAB Establishment Panel. Previous empirical evidence, using forecasts from public disclosures, revealed that managers' earnings or sales forecasts on...

This thesis covers several aspects of competition economics which are analyzed empirically or experimentally. It can be divided into two parts. Chapters 2 and 3 study how competition outcomes (in contests, respectively consumer markets) are affected by the design of the competitive environment....