An important role of government in the economy is

a. setting the prices most businesses charge

b. maintaining a competitive business environment

c. making certain that no monopolies are allowed to form

d. deciding what businesses are to the nation’s citizens

Interest groups representing businesses and investors are often among the most successful lobbying groups for all of the following reasons, except a. such groups have the financial resources to mount sustained campaigns on their own behalf b. these groups' members contribute heavily to many legislators' campaigns and in so doing gain greater access to legislators c. these groups have often been in existence for decades, allowing them to both master the legislative system and develop close ties with legislators d. the members of these groups make up the majority of voters in many districts