INFORMATIONAL EFFICIENCY - The degree to which market prices correctly and quickly reflect information ...
INFORMATIONLESS TRADES - Trades that are the result of either a reallocation of wealth or an implementa...
Informational efficiency
The speed and accuracy with which prices reflect new information.
Marketplace price efficiency ...
The informational efficiency of stock prices matters in two main ways. First, investors care about whether various trading strategies can earn excess returns (i.e., 'beat the market').
Organizations that furnish investment and other types of information, such as information that helps a firm monitor its cash position.
Informational efficiency ...
 See also: Efficient market, Cash position, Expense, Expected value, Information services
  
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