The herfindahl-hirschman index (hhi) is a mathematical approach to understanding market concentration that provides a single concentration indicator. what is the hhi for an industry characterized by the below noted data? firm 1 has a market share of 40% firm 2 has a market share of 20% firm 3 has a market share of 15% firm 4 has a market share of 15% firm 5 has a market share of 10%

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

Universal containers(us) has an integration with its accounting system that creates tens of thousands of orders inside salesforce in a nightly batch. us wants to add automation that can attempt to match leads and contacts to these orders using the email address field on the insert. us is concerned about the performance of the automation with a large data volume. which tool should uc use to automate this process?

You hear your supervisor tell another supervisor that a fire drill will take place later today when the fire alarm sounds that afternoon you should