The return on the Rush Corporation in the state of recession isestimated to be -25% and the return on Rush in thestate of boom is estimated to be 35%. The returnon the Oberman Corporation in the state of recession is estimatedto be 45% and the return on Oberman in the stateof boom is estimated to be -18%. Given thisinformation, what is the covariance between Rush and Oberman ifthere is a 0.50 probability that the economy willbe in the state of boom and a 0.50 probabilitythat the economy will be in the state of recession.
Please give specific calculations, thanks!!!