The Economic Impact of State-Level Policies on U.S. Citizenship and Immigration The Economic Impact of State-Level Policies on U.S. Citizenship and Immigration Yale historian Brendan A. Shanahan’s award-winning book sheds light on how state-level policies have influenced the concept of citizenship in the United States, playing a significant role in shaping current debates concerning immigration and belonging. 1. Historical Perspectives on Citizenship and Immigration State-level policies have historically been instrumental in defining the parameters of citizenship within the U.S. These policies, ranging from naturalization laws to voting rights regulations, have not only reflected societal norms but have also impacted economic opportunities for immigrants. Impact on Labor Market Dynamics By delving into the historical evolution of state-level immigration policies, it becomes evident how restrictions or facilitations in the c...