小弟由于要写论文，需要看下面四篇文献，每篇给10元！

请高手赐教！谢谢

 

[1]      Sinclair-Desgagne B. On the regulation of procurement bids. Economics Letters, 1990,33:229-232.

[2]      Dasgupta S, Spulber D. Managing procurement auctions. Information Economics and Policy, 1990, 4:5-29.

[3]      Von Ungern-Sternberg T. Quality incentives in auctions for construction contracts. International Journal of Industrial Organization, 1994,12(1)：89-104.

[4]      Stuart E. Thiel. Multidimensional auctions. Economics Letters, 1988, 28(1): 37-40.

我这里有合作博弈论的基本最新英文教材，博弈论的基本习题集，我们也可以交换！