Iris sells a line of safety equipment for the petrochemical industry. When responding to a manager's objections about the safety of her product line, Iris produces an Occupational Safety and Health report. The report shows that the company's safety equipment exceeds all OSHA safety standards, which supports Iris' claims. Iris uses the:

Suppose an economist believes that the price level in the economy is directly related to the money supply, or the amount of money circulating in the economy. the economist proposes the following relationship: p=a x m - p=price level - m=money supply - a=a composite of other factors, including real gdp, that change very slowly over time. how might an economist gather empirical data to test the proposed relationship between money and the price level? an economist would persuade the federal reserve to change the money supply to various levels, and observe the resulting changes in the price level. unlike researchers in the hard sciences, economists cannot study complex relationships using data. economists do not usually develop theoretical models of the economy but only analyze summary statistics about the current state of the economy. an economist would look for data on past changes in the money supply, and note the resulting changes in the price level

The strength of the economy depends on the balance pf production and consumption of goods and consumption of goods and services

Emily spent her summer vacation in buenos aires, argentina, where she got plastic surgery for a fraction of what it would cost in the united states. this is an example of: