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This is the formula that was used for the old Financial Times stock market index (the predecessor of the FTSE 100 Index). It was inadequate for that purpose. It was inadequate for that purpose. In particular, if the price of any of the constituents were to fall to zero, the whole index would fall to zero.
Price indices generally select a base year and make that index value equal to 100. Every other year is expressed as a percentage of that base year. In this example, let 2000 be the base year: 2000: original index value was $2.50; $2.50/$2.50 = 100%, so new index value is 100
The value of these indexes fluctuates based on their underlying commodities, and this value can be traded on an exchange in much the same way as stock index futures. Investors can choose to obtain a passive exposure to these commodity price indices through a total return swap or a commodity index fund .
The price index for some period is usually normalized to be 1 or 100, and that period is called "base period." A Törnqvist or Törnqvist-Theil price index is the weighted geometric mean of the price relatives using arithmetic averages of the value shares in the two periods as weights. [1]
The HUI Index was developed with a base value of 200.00 as of March 15, 1996. The NYSE Arca Gold BUGS Index currently consists of 15 of the largest and most widely held public gold production companies. [3] Since bottoming in late 2000, HUI went on to be the top-performing US stock sector of the decade, rising by about 1600%. [4]
A hedonic index is any price index which uses information from hedonic regression, which describes how product price could be explained by the product's characteristics.. Hedonic price indexes have proved to be very useful when applied to calculate price indices for information and communication products (e.g. personal computers) and housing, [1] because they can successfully mitigate problems ...
The purpose of Bollinger Bands is to provide a relative definition of high and low prices of a market. By definition, prices are high at the upper band and low at the lower band. This definition can aid in rigorous pattern recognition and is useful in comparing price action to the action of indicators to arrive at systematic trading decisions. [3]
The Philadelphia Gold and Silver Index is an index of thirty [1] precious metal mining companies that is traded on the Philadelphia Stock Exchange. The index is represented by the symbol "XAU", which may be a source of some confusion as this symbol is also used under the ISO 4217 currency standard to denote one troy ounce of gold .