fin 405 questions

Determine the minimum variance portfolio always an efficient portfolio? Is an efficient portfolio always the minimum variance portfolio? How does risk relate to return in this question?

http://www.investopedia.com/terms/p/portfolio-variance.asp#ixzz3pcpMNgUR

http://www.investopedia.com/terms/p/portfolio-variance.asp#ixzz3pcohrENm

http://www.madfientist.com/unique-risk-minimum-variance-portfolio/

Calculate payback methods, discounted payback methods, net present values, internal rate of return, and profitability index. Determine what Durango should do based on calculations.

Examples: https://www.youtube.com/watch?v=U2aH4xH5Fz0

  https://www.youtube.com/watch?v=jylJ2r9bklE

  https://www.youtube.com/watch?v=8w43SUAZsY0