ba 3300 notes #4 Flashcards

1
Q

Share of the market held by the X largest firms.

A

Concentration ratios

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2
Q

defined as sum of squared market shares s (in %) for all n active firms in an industry

A

The Herfindahl-Hirschman Index (HHI)

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3
Q

determines the cost of short-term (interbank) borrowing. Used to stimulate the economy or prevent it from overheating. Aside: yield curve inversion signals “bad” long-term outlook.

A

Federal Funds Rate

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4
Q

M2 consist of currencies outside the US treasury, banks, and demand deposits at commercial banks, and other liquid deposits such as saving deposits.

A

Money Supply in the US

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