This thinker’s theory of spillover emphasizes spillovers between different industries, unlike the Porter and Marshall-Arrow-Romer models. A work by this thinker in favor of smaller currency areas describes stagflation of the 1970s as typical of poorer regions and criticizes an Iranian helicopter factory and the TVA as bad development. This author of The Question of Separatism described the military, the welfare state, and trade with poorer nations as (*) “transactions of decline.” This thinker credited import replacement with economic growth in her book Cities and the Wealth of Nations. This thinker strongly criticized Robert Moses in an early book (10[1])advocating sidewalks and mixed-use development. For 10 points, name this urbanist writer who wrote The Death and Life of Great American Cities. ■END■