Does Hosting the Olympics Boost GDP Growth?

What factors predict Olympic success? The list could get long and very complex, but some potentially indicating factors, both positive and negative, include the stock market, the wealth of a country, the sex distribution of a country, the age of the country, and whether a country acted as a host for the Olympics.

The chart to the right shows the statistical results. Overall, the best predictors of medal success are whether a country acts as a host (positive effect), how wealthy a country is (positive effect), the ratio of females to males (negative effect), and...