Contestants have to choose whether to initiate a contest or war, or whether to remain peaceful for another period. We find that agents wait and initiate the contest once their rival is sufficiently weak to be an easy target.

To be represented by more than one contestant in a contest has advantages and disadvantages. This paper determines the conditions under which it is favorable to send several agents into the contest. JEL classi...cation numbers: D44, L11, L13

OBJECTIVE To evaluate the effectiveness of modifying and applying a Quit & Win contest model to Vietnamese Americans. DESIGN Uncontrolled trial, multicomponent program, including two Quit & Win incentive contests, smoking cessation classes, videotape broadcasts, and newspaper articles. SUBJECTS AND SETTING Vietnamese smokers living in Santa Clara County, California. MAIN OUTCOME MEASURES ...

Given the dramatic behavioral effects of winning and losing contests, and pronounced changes in stress and sex steroid hormones post-fight, it is reasonable to suppose that these hormones also dictate future behavior. We sampled water-borne cortisol, testosterone (T), and 11-ketotestosterone (KT) before and after contests in the mangrove killifish, Kryptolebias marmoratus, to determine how endo...