In the Personal Computer (PC) Market in the First Half

question 307

Multiple Choice

In the personal computer (PC) market in the first half of 2008, Hewlett-Packard maintained its worldwide No. 1 ranking at a market share of 19.1 percent. Dell's market share was 16 percent and Acer held onto third place with a 9.5 percent share, and Lenovo maintained fourth place, with a 7.9 percent share. What is the Herfindahl-Hirschman Index for the firms mentioned?

• A) 52.5
• B) 1643
• C) 773
• D) 105

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Definitions:

Logarithm

The inverse operation to exponentiation, indicating the power to which a base number must be raised to produce a given number.

Logarithm

The exponent to which a base must be raised to produce a given number, expressing the relationship between a geometric progression and an arithmetic progression.

Calculator

An electronic device or software used for performing mathematical operations.

Inverse Function

A function that reverses the effect of the original function, such that applying both the function and its inverse will return the original input.