5Grace Martin F,Stephen G Timme.An Examination of Cost Economies in the United States Life Insurance Industry[J].Journal of Risk and Insurance,1992(59). 被引量:1
6Goldstein G S,Gronberg T J.Economies of scope and economies of agglomeration[J].Journal of Urban Economics,1984(16). 被引量:1
7Meador Joseph W,Harley E Ryan,Carolin Schellhom.Product Focus Versus Diversification.Estimates of X-Efficiency for the U·S·Life Insurance Industry[M].Working Paper,Boston Northeast ern University,MA,1998. 被引量:1
8Panzar John C,Willig Robert D.Economic of scale and economic of scope in multi-output production[J].Economics Discussion Paper,No.33,Bell Laboratories,1975. 被引量:1
9Panzar John C,Willig Robert D.Economy of scope[J].AEA Papers and Proceedings,1981(2). 被引量:1
10Teece David J.Economic of scope and the scope of the enterprise[J].Journal of Economic Behavior and Organization,1980(3). 被引量:1