JEL Classification System for Books
列出了JEL分类系统，用于对图书、书评、期刊文章和学位论文进行分类，适用于EconLit等数据库，并允许自由用于学术目的。
The categories listed below are used to classify books, book reviews, journal articles, and dissertations indexed in JEL, JEL on CD, EconLit, and www.e-JEL.org . New changes to the classification system appear as soon as possible on www.econlit.org . The JEL classification system may be used freely for scholarly purposes. We suggest the following format: “