Olimpíadas valem a pena?

Se a pergunta for econômica, há controvérsia:

Separate studies by Goldman Sachs, Bank of China International, and PrimePartners show there is no clear trend in equity markets of host countries during the Olympics year itself, though these markets tend to do well one year before and after the Olympics year.

Correlação? Causalidade? Coincidência? Você decide.