4Holmstrom Bengt, Paul Milgrom. The Firm as an Incentive System [ J ]. American Economic Review, 1994, 84 (4) :972 - 991.
5Akerlof G. Labor contracts as partical Gift Exchange [ J . Quarterly Journal of Economics, 1982,97:543 - 569.
6Lazear E. Performance Pay and Productivity [ J ]. American Econom- ics Review,2000, 90 : 1346 - 1361.
7Towers, Brian. Trends and Developments in Industrial Relations: Derecognising Trade Unions : Implications and Consequences [ J ]. Industrial Relations Journal, 1988,19(3) :181 -185.
8Atkins, PM, BS Marshall, and RG Javalgi. Happy Employees Lead to Loyal Patients I J]. Journal of Health Care Marketing, 1996,(16) : 14 -23.
9Churchill, Jr. Gilbert A. A Paradigm for Developing Better Meas- ures of Marketing Constructs [ J]. Journal of Marketing Research, 1979,16(1) : 64 -73.
10Rainnie A. Combined and Uneven Development in the Clothing In- dustry : The Effects of Competition on Accumulation [ J ]. Capital and Class,1984,8( 1 ) : 141 - 156.
