Related collections:
P2 - Socialist Systems and Transitional Economies
P20 - General
P21 - Planning, Coordination, and Reform
P22 - Prices
P23 - Factor and Product Markets; Industry Studies; Population
P24 - National Income, Product, and Expenditure; Money; Inflation
P25 - Urban, Rural, and Regional Economics
P26 - Political Economy; Property Rights
P27 - Performance and Prospects
P28 - Natural Resources; Energy; Environment
P29 - Other