We measure the efficiency of regional innovation systems (RIS) in Germany by means of a knowledge production function … spatial autocorrelation. -- Knowledge ; innovation ; spillovers ; patents ; regional analysis … second approach assesses regional differences within the framework of a stochastic frontier knowledge production function …

The paper deals with the significant impact of location on innovation activity that has been found in many empirical … of these issues the concept of a regional innovation system is presented in some detail and an overview of results from … recent research on regional innovation systems is given. The paper then discusses basic policy options and names a number of …