There are 300 purely competitive farms in the local dairy market. of the 300 dairy farms, 298 have a cost structure that generates profits of $18 for every $300 invested. instructions: enter your answers as whole numbers.

a. what is the percentage rate of return for these 298 dairies?

Which one of the following statements is true? ddt does not prevent disease from passing from agricultural animals to humans. cost was a major factor in the united states government's decision to ban ddt. many african governments concluded that the potential long-term health effects of ddt were not as serious as the immediate problem of insect control. ddt cannot accumulate in the fat of animals. the ddt ban in the united states has made it very difficult to control agricultural insect pests.

Which represents a surplus in the market? a market price equals equilibrium price. b quantity supplied is greater than quantity demanded. c market price is less than equilibrium price. d quantity supplied equals quantity demanded.

Digitalhealth electronics inc. is a company that builds diagnostic devices. it was the first company to develop a compact mri scanner by reconfiguring the components of the mri technology. this smaller and user-friendly version of the huge mri scanner created demand from small hospitals, nursing homes, and private practice doctors who were earlier dependent on the scanning machines in large hospitals. which of the following types of innovations does this scenario best illustrate? a. disruptive innovation b. incremental innovation c. radical innovation d. architectural innovation