Sexual activity among adolescents is associated with risks such as pregnancy and STDs, and there is substantial policy interest in how peers influence the timing of sexual initiation. This paper measures separate effects for two social mechanisms--peer-group norms and partner availability--using...

This dissertation is a collection of three essays on high school dropout by adolescents and the roll of their siblings in this risky behavior. Dropping out of high school can scar the individual for his entire labor supply period with lower earnings, higher unemployment, and in turn incur...

This paper studies how a seller should design its price schedule when consumers' preferences are subject to temptation. As in Gul and Pesendorfer (2001),consumers exercise costly self-control to some degree and foresee their impulsivebehavior and self-control. Since consumers may pay a premium...

This dissertation picks the influence of proximity on the innovative behavior of firms out as a central theme. We concentrate on geographical and technological proximity and investigate their impact on learning through knowledge spillovers and the technological outcome in the form of product and...

The article concerns characteristic features of South Bohemia agricultural farms in higher position above the sea level in the district Český Krumlov (CK) and Prachatice (PT). As a basis for the analysis a collection of agricultural enterprises was used and the data we have received from the...