[London: Fabian Society, 1966]. Reprint. March 1970 reprint. Octavo (21.5cm.); original magenta pictorial staplebound wrappers; 27pp.; tables throughout, text in double columns. Fabian membership form laid in. Fine. Young Fabian Pamphlet no. 11. Among the members of the study group was the developmenta economist Frances Stewart (described inside rear wrapper verso as "a part time economist."