Educação Superior::Ciências Sociais Aplicadas::EconomiaPresents a course with the Professor of Economics at Yale University, Robert Shiller. In this lecture the professor talks about portfolio diversification and supporting financial institutions. He explains that a financial institution must offer a variable portfolio of investments, among them the professor cites the following ones: the allocation of financial resources in stocks, bonds, riskless, assets, oil and other assets determine the expected return and risk of a portfolio