If the Dow Jones goes up by 200 points how are these 200 points measured?

Question/Comment: If the Dow Jones goes up by 200 points how are these 200 points measured?

Paul Solman: Roughly, the sum of the stock prices of the 30 companies in the Dow Jones industrial average, companies chosen as the biggest players in the US economy, a list that’s from time to time updated: Coke, GM, GE, IBM, etc. Check here for the full list.

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