First, we analyze how regular days off from competition and a time-dependent price pattern affect firm performance. Second, we examine the effects on firms' profitability from consumers' changing search- and timing behavior. We use microdata from gasoline retailing in Norway. Since 2004, firms...

Text messaging has become an important revenue component for most mobile operators. We develop a simple model of demand for mobile services incorporating dynamics of information exchange. We show that when incoming communication stimulate outgoing communication, services that initially may be...