)assume that stock market returns do not resemble a single-index structure. an investment fund analyzes 2,000 stocks in order to construct a mean-variance efficient portfolio constrained by 2,000 investments. they will need to calculate (n) expected returns, ( variances of returns and covariances

Select all that apply. select the ways that labor unions can increase wages. collective bargaining reducing the labor supply increasing the demand for labor creating monopolies

Caleb construction (cc) incurs supervisor salaries expense in the construction of homes. if cc manufactures 100 homes in a year, fixed supervisor salaries will be $400,000. with the current construction supervisors, cc's productive capacity is 150 homes in a year. however, if cc is contracts to build more than 150 homes per year, it will need to hire additional supervisors, which are hired as full-time rather than temporary employees. cc's productive capacity would then become 200 homes per year, and salaries expense would increase to $470,000. how would cc’s salaries expense be properly classified? fixed variable mixed stepped curvilinear

Which three of the following expenses can student aid recover? -tuition -television -school supplies -parties and socializing -boarding/housing