The period solidified rational-choice and public-choice perspectives as central tools for analyzing political behavior, policy formation, and institutional design. It linked economic reasoning with political institutions, using formal models to explain voting, coalition formation, and bureaucratic incentives. Methodologically, the era emphasized theoretical rigor, game-theoretic reasoning, and empirical testing to reveal how rules shape outcomes in democracies. Historical Significance: This synthesis established a durable research program that shaped later developments in political economy, public choice, and constitutional economics. It broadened the scope of economics to consider political incentives, the role of economic freedom in political liberty, and the design of institutions that align individual incentives with social goals. It also seeded cross-disciplinary research trajectories that would influence policy analysis and ideological debates in subsequent decades.