2Anselin L.Spatial Econometrics: Methods and Models. . 1988
3Besley T,Case A.Incumbent Behavior: Vote-Seeking, Tax-Setting, and Yardstick Competition. The American Economist . 1995
4Anselin,L.Exploring Spatial Data with GeoDa- (TM):a Workbook. Journal of Women s Health . 2005
5Massimo Bordignon,Floriana Cerniglia,Federico Revelli.??In search of yardstick competition: a spatial analysis of Italian municipality property tax setting(J)Journal of Urban Economics . 2003 (2)
6Michael E Porter.Competitive Advantage (M). Journal of Women s Health . 2004