Agricultural price supports are

Cartel agreements are more likely to succeed if: a. there are a large number of firms in the industry producing identical products. b. there are few firms in the industry producing identical products

c. there are a large number of firms in the industry producing differentiated products. d. there are a few firms in the industry producing differentiated products.

The failure of the Knights of Labor to bring about structural change in the U.S. economy and society was mainly due to

a. the disruptive activities of detective agents hired by employers b. its inability to convince its own members of the importance of these wider goals c. its failure to represent the less-skilled industrial workers d. its excessive focus on craft unions e. its limited membership