F firms are taking economic losses in the short run, then in the long run, firms will leave the industry, industry output will , and economic losses will

fall;fall

Explanation:

When the market is highly competitive there is a chance that firms may take economic losses due to stiff competition. In that case, they might decide to showdown and exit the market. When the firms exit the market, industry output fall and the competition starts to decrease. In the long-run, due to less competition, the economics loss also tends to fall.

explanation:

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answer; ///(d); determining who competes most closely   with whom evaluating whether industry driving forces and competitive pressure favor some strategic groups and hurt others, and ascertaining whether the profit potential of different strategic groups varies due to the strengths and weaknesses in each groups respective market positions;