what type of government and economic system does the united states have?
Constitutional republic
neutral
 In the American federalist system , citizens are usually subject to three levels of government : federal , state , and local . The local government 's duties are commonly split between county and municipal governments . In almost all cases , executive and legislative officials are elected by a plurality vote of citizens by district . There is no proportional representation at the federal level , and it is rare at lower levels . 

neutral
 Each form of government has its own merits and failings : 

neutral
 The United States government should be independent of any international organization of governments and American law should not be imposed by organizations such as the United Nations . 

entailment
 The United States is the world 's oldest surviving federation . It is a constitutional republic and representative democracy , " in which majority rule is tempered by minority rights protected by law " . The government is regulated by a system of checks and balances defined by the U.S. Constitution , which serves as the country 's supreme legal document . For 2014 , the U.S. ranked 19th on the Democracy Index and 17th on the Corruption Perceptions Index . 

entailment
 Noting that economic decision making in the United States is highly centralized among a select socio @-@ economic elite who control big business , he argues that this elite play a dominant role in this Imperial Grand Strategy because they consistently maintain a strong influence over successive U.S. governments . As a result , he argues that U.S. foreign policy has focused on gaining and maintaining unrestricted access to markets , energy supplies , and strategic resources across the world . Chomsky goes on to categorize the specific purposes of the doctrine as : 
