【作者(必填)】
Ball, E. (United States Department of Agriculture, Washington (Etats Unis). Economic Research Service, Resource and Technology Division); Lovell, C.A.K.; Nehring, R.F.; Somwaru, A.


【文题(必填)】
Incorporating undesirable outputs into models of production: an application to United States agriculture

【年份(必填)】
Avr-Jun 1994
【全文链接或数据库名称(选填)】
Agricultural economics and policies

http://agris.fao.org/agris-search/search/display.do?f=1994/FR/FR94022.xml;FR9404699