{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A parametric approach to efficiency measurement using a flexible profit function.: An article from: Southern Economic Journal","author_name":"Subal C. Kumbhakar","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00096NZCU.html\">A parametric approach to efficiency measurement using a flexible profit function.: An article from: Southern Economic Journal</a>","width":400,"height":300}