Heimeshoff, Mareike; Schreyögg, Jonas - 2013
This is the first study to specify a physician practice cost function with practice costs as the unit of analysis. Our … study is based on the data of 3,706 physician practices for the years 2006 to 2008. We propose a model using physician … practices as the unit of observation and considering the endogenous character of physician input. In doing so, we apply a …