Soviet Growth & American Textbooks

We examine the treatment of Soviet growth in successive editions of American economics textbooks published between 1960 and 1980. What we find repeatedly is over-confidence in the potential for Soviet growth and an asymmetric response to past forecast errors. More than this, the textbooks report faster Soviet income growth combined with a constant ratio of Soviet–US income. Textbooks that abstracted from these institutional details (thin) offered a wider range of application than those which focused on one society (thick). A simple way to distinguish these two traditions is whether the book used a productivity possibility frontier [PPF] for cross-societal comparisons. Thick accounts did not while thin ones did. It was in the institutional dimension that the account by Tarshis differed from that of Samuelson