Market Efficiency Theories and Critiques Quiz

Weak form suggests that historical price and volume information are already incorporated into stock prices.

Anomalies in market efficiency refer to patterns or deviations that are inconsistent with the efficient market hypothesis.

The Efficient Market Hypothesis suggests that consistently earning abnormal profits through technical analysis is unlikely, as prices already reflect all available information.

Information asymmetry is considered a key driver of market efficiency, as it leads to a quick incorporation of information into stock prices.

An efficient market, in financial economics, implies a market that allocates resources optimally, reflecting all available information in prices.

Eugene Fama is the economist credited with developing the Efficient Market Hypothesis (EMH).

The Adaptive Market Hypothesis argues that investors can exploit market inefficiencies through adaptive behavior and information analysis.

Recency bias is the tendency to give more importance to recent information while neglecting historical data, affecting investment decisions.

The primary assumption of the Adaptive Market Hypothesis is that investors are irrational and adapt their behavior based on learning over time.

Strong form of market efficiency asserts that all information, including insider information, is already reflected in stock prices.

Changes in investor behavior according to the Adaptive Market Hypothesis are driven by natural selection and the learning process.

Market anomalies refer to patterns or deviations that are inconsistent with the expectations of market efficiency.

The Efficient Market Hypothesis suggests that relying on past stock prices to predict future movements would have no impact on an investor's performance.

Strong form of market efficiency assumes that all information, including insider information, is already reflected in stock prices.

In the Adaptive Market Hypothesis, 'natural selection' refers to the process of weeding out irrational investors through market dynamics.

The Efficient Market Hypothesis predicts that consistent active stock picking and market timing would lead to underperformance as stock prices already reflect all available information.

There is no recognized form of market efficiency called 'Superior form.' The three widely accepted forms are Weak, Semi-Strong, and Strong.

Robert Shiller, a Nobel laureate, introduced the concept of irrational exuberance and criticized the efficient market hypothesis.

Market liquidity refers to how easily an asset can be bought or sold without causing a significant impact on its price.

Options contracts are frequently used to test the semi-strong form of market efficiency, which assumes that all public information is already reflected in stock prices.

Arbitrageurs play a crucial role in correcting mispricings and ensuring market efficiency according to the Efficient Market Hypothesis.

Behavioral finance argues that market participants are not always rational and can be influenced by emotions and psychological biases, challenging the assumptions of the Efficient Market Hypothesis.

The Random Walk Theory posits that stock prices follow a random path and are inherently unpredictable.

Loss aversion is a behavioral bias characterized by investors' tendency to avoid recognizing losses and taking higher risks to prevent losses.

The Efficient Market Hypothesis deems the use of historical price and volume information for trading decisions as irrelevant, as such information is already reflected in stock prices.