campaign finance laws are one way that legislators have attempted to limit and regulate the role interest groups play in american politics. what is the primary hurdle these efforts have faced?

answer; by working independently, the states have a high likelihood of developing innovative solutions that can be employed in other states;

6.3%

explanation:

the acceptance rate for yale university is 6.3%. this means that only 6 percent of people who apply actually get accepted!

i believe the answer is: returns on investments, no wages

people who belong in upper class society would most likely get there by obtaining multiple source of income, which a certain percentage of ownership for businesses. since most of them are job creator, they would most likely get their money from profit, not wages.