James McDermott EvoDesignOpt Group, CSAIL, MIT. 32-D540, Stata Center, Vassar St., Cambridge, MA 02139, USA. http://www.skynet.ie/∼jmmcd [email protected] (Contact author) Dylan Sherry EvoDesignOpt Group, CSAIL, MIT. 32-D540, Stata Center, Vassar St., Cambridge, MA 02139, USA. [email protected] Una-May O’Reilly EvoDesignOpt Group, CSAIL, MIT. 32-D534, Stata Center, Vassar St., Cambridge, MA 021...

This paper describes Robinson’s (1988) double residual semiparametric regression estimator and Hardle and Mammen’s (1993) specification test implementation in Stata. Some simple simulations illustrate how this newly coded estimator outperforms the already available semiparametric plreg command.

One of the functions of reputations in societies is to enable coordination, and some of the most familiar instances of this occur when reputations are based on past actions. For example, a history of aggressive play is often interpreted as predicting more aggressive play in the future. This permits a pair of individuals with unequal reputations for aggressiveness to avoid wasteful conßict that ...