426 résultats
1959151793New York: John Wiley & Sons 1959. First edition of the economist's work which revolutionized modern investment theory and practice. Octavo original blue cloth. Lengthily signed by the author with the equation of the Mean-Variance Optimization problem on the half-title page "Min λ = V - λ′E Where V=x′Cx E=μ′x s.z. Ax=b x≥0 Harry Markowitz." Near fine in a near fine dust jacket. A unique example. "Modern portfolio theory gives a rigorous mathematical justification for the time honored investment maxim that diversification is a sensible strategy for individuals who wish to reduce their risks. Invented in the 1950s by Harry Markowitz in this book the theory provides a firm foundation for the intuition that you should not put all your eggs in one basket and shows investors how to combine securities to minimize risk" Burton G. Malkiel. John Wiley & Sons hardcover