According to Stiglitz, switching to a global reserve currency will reduce the value of the US dollar, but __________

Brazil offers a challenge to the study of comparative politics because of all of the following EXCEPT

a. it has had periods of both centralization and decentralization, both of which have strengthened and weakened the state's capacity. b. it demonstrates how the lack of coherent party systems and electoral institutions can endanger democracy. c. even while the country has developed economically, it has become a more socially unequal country. d. the complex divisions that afflict the country's collective identities challenge attempts to address its problems. e. despite its transition to democracy, the constant threat of military intervention highlights the fragile nature of its political system.

Which of the following would be a political linkage that explains President Obama's ability to wage a war of drone strikes against jihadist targets in Pakistan?

a. Congressional authorization of military action in Afghanistan against the Taliban b. the fact that the United States is the world's preeminent military power c. the absence of a legal challenge to the president's use of drones across an international border d. the American public's opposition to more ground forces in Afghanistan and preference for winding down the war quickly