1. In class, we talked about SPY, which tracks the daily performance of the S&P 500 index. SSO is an ETF that yields two times (2x) the daily performance of the S&P 500 Index. What could be the correlation value between SPY and SSO?

   		1
   		-1
   		-2
   		2
   		cov(return on SPY, return on SSO)/ (var(return on SPY)*var(return on SSO))