This dissertation consists of two chapters on topics in political economy. In the first chapter, I study alternative decentralization institutions. I argue that decentralization institutions differ from each other in terms of the degree of power they grant to local authorities in decision-making. Successfully designing decentralization institutions depends on understanding the local and central authorities\u27 preferences over the types of public investments and how alternative decentralization institutions aggregate them. Focusing on these key components, I build and estimate a dynamic committee decision-making model to study how public investment choices vary with the degree of power granted to local governments. I characterize alternativ...