How do firms examine productivity? a. by analyzing any changes in consumer demand after changes in factors of production. b. by calculating changes in production each fiscal quarter. c. by looking at total product, marginal product, and changes in both after changes in inputs. d. by tracing the increased costs of natural resources associated with decreased costs and labor.

There is a small, family-owned store that sells food and household goods in a small town. the owners have good relations with the community, especially with local farmers who supply much of the food. the farmers aren't organized into a cooperative or union, and the store deals with each individually. suppose the store wanted to buy some farms to control the supply of certain vegetables. how would you classify this strategic move? select one: a. horizontal integration b. forward integration c. backward integration d. concentric integration