Market equilibria for homothetic, quasi-concave utilities and economies of scale in production.

Kamal Jain Vijay V. Vazirani Yinyu Ye Market equilibria for homothetic, quasi-concave utilities and economies of scale in production. 63-71 2005 conf/soda/2005 SODA http://doi.acm.org/10.1145/1070432.1070442 db/conf/soda/soda2005.html#JainVY05