The magnitude of an industry, usually measured in terms of the value of sales revenue from all the businesses in a particular market per time period

• A. Industry value
• B. Market share
• C. Market size
• D. Market growth

Answer: (C)

Market size is the overall scale of a market, measured by the total value of sales from all firms in that market during a specific period. If you add up every company’s sales in the market for a year, that total represents the market size. This captures the magnitude of opportunity and helps firms assess potential demand and entry strategies.

This concept differs from market share, which looks at how much of the total market a single firm sells, not the whole market's size. It also differs from market growth, which describes how the market size changes over time. The term industry value isn’t the standard way to express the total market’s sales.