Titlebook: Ladoga and Onego - Great European Lakes; Observations and Mo Leonid Rukhovets,Nikolai Filatov Book 2010 Springer-Verlag Berlin Heidelberg

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demonstrated the benefits of efficient diversification by formulating a mathematical program for generating the "efficient frontier" to summarize optimal trade-offs between expected return and risk. The Markowitz framework continues to be used as a basis for both practical portfolio construction and

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Book 2010ifteen world’s freshwater lakes and is only slightly smaller than Lake Ontario. Lake Onego’s surface area is 9600 km.2. and it has a volume of 292 km.3.. The watershed of Lake Ladoga (258000 km.2.) extends through Northwestern European Russia and the eastern part of Finland, including the large Lake

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