This book outlines a theory of political economy that moves beyond the boundaries of economics and politics defined as separate fields of investigation. We argue that the mutual embedding of the economic and political domains suggests a new definition of both domains in terms of multiple and interrelated levels of agency. As a result, the political domain is not limited to a purely ‘contractualist’ sphere of covenants and formal agreements but encompasses a ‘constitutionalist’ perspective: whereas the former considers how prior interests vie with one another through conflict or compromise, the latter shifts the emphasis to objectives subject to a systemic condition, which gives shape to the interests of different actors. Similarly, the econ...