“…The analysis advanced here speaks to broader literatures on international cooperation, by evidencing the importance of political parties and bureaucracies in foreign policymaking (Neumayer, 2008;Simmons, 2009). It also sheds light on the domestic politics of the global investment regime (Commission, 2010;Haslam, 2010;Salacuse, 2010;Van Harten, 2005), and on the study of policy diffusion Weyland, 2007), as it reveals how the provision of information by a highly technical congressional bureaucracy managed to hinder diffusion by imitation and to promote learning based on other countries' experiences (Poulsen and Aisbett, 2013).…”