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In statistics, economics,and finance, an index is a statistical measure of change in a representative group of individual data points. These data may be derived from any number of sources, including company performance, prices, productivity, and employment. Economic indices track economic health from different perspectives.
Chapter 1, "The Lesson", explains that economics is a field filled with fallacies because of the difficulties inherent in the subject and the special pleading of selfish interests. [3] Every group has economic interests antagonistic to other groups.
Because the composition of a target index is a known quantity, relative to actively managed funds, it costs less to run an index fund. [1] Typically expense ratios of an index fund range from 0.10% for U.S. Large Company Indexes to 0.70% for Emerging Market Indexes. The expense ratio of the average large cap actively managed mutual fund as of ...
Transformation problem: The transformation problem is the problem specific to Marxist economics, and not to economics in general, of finding a general rule by which to transform the values of commodities based on socially necessary labour time into the competitive prices of the marketplace. The essential difficulty is how to reconcile profit in ...
The Economy 2.0 is the second edition of The Economy 1.0, CORE Econ's original introductory economics textbook. A complete rewrite of The Economy 1.0, The Economy 2.0 brings together the latest research in economics and related disciplines, with the feedback CORE Econ have received over the years from committed instructors.
In macroeconomics, investment "consists of the additions to the nation's capital stock of buildings, equipment, software, and inventories during a year" [1] or, alternatively, investment spending — "spending on productive physical capital such as machinery and construction of buildings, and on changes to inventories — as part of total spending" on goods and services per year.
Fundamentally based index funds have higher expense ratios than the traditional capitalization weighted index funds. For example, the Powershares fundamentally based ETFs have an expense ratio of 0.6% (the U.S. index ETF has an expense ratio of 0.39%) while the PIMCO Fundamental IndexPLUS TR Fund charges 1.14% in annual expenses. [25]
The investor lives from time 0 to time T; their wealth at time T is denoted W T. He starts with a known initial wealth W 0 (which may include the present value of wage income). At time t he must choose what amount of his wealth to consume, c t , and what fraction of wealth to invest in a stock portfolio, π t (the remaining fraction 1 − π t ...