Some observed anomalies are not violations of market efficiency, but
rather are the result of statistical methodologies used to detect the
anomalies. As a result, if the methodologies are corrected, most of these
anomalies disappear.
Equity Investments MCQ - Equity Investments Section 1
According to the loss aversion arguments, investors dislike losses more
than they like comparable gains.
Representativeness is where investors assess new information and
probabilities of outcomes based on similarity to the current state or to a
familiar classification.
This behavioral bias is an example of an information cascade wherein the
transmission of information is from those participants who act first and
whose decisions influence the decisions of others. The behavior of
informed traders acting first and uninformed traders imitating the
informed traders is consistent with rationality. The imitation trading by the
uninformed traders helps the market incorporate relevant information and
improves market efficiency
This behavioral bias is an example of an information cascade wherein the
transmission of information is from those participants who act first (i.e.
you) and whose decisions influence the decisions of others (your friends).
The behavior of informed traders acting first and uninformed traders
imitating the informed traders is consistent with rationality. The imitation
trading by the uninformed traders helps the market incorporate relevant
information and improves market efficiency.

