Answer: 1. Large
2. Abnormal
3. True
Step-by-step explanation:
1. At any level, a market’s informational efficiency is likely to be stronger when there is a Large number of market participants.
When there is a larger number of participants, this means that there is a large number of people able to acquire and analyse information about securities and the financial markets.
As a result of this, information is more wide ranging and easily available such that they market has very good information efficiency.
2. The potential for a security to generate Abnormal returns is what generates a profitable investment.
When a security is potentially able to generate abnormal returns, there is a chance of making very profitable returns if those returns are higher or lower than estimated. When returns are estimated, these are usually reflected in the market price already because they are expected, when the returns are better or worse than expected though, this means that the prices were wrong therefore giving a chance of a positive gain on the security.
3. True.
Information efficiency is very important in the market. It can mean the difference between the market being manipulated and used for unfair gains and the market being used fairly by all. Information efficiency gives every market player the same Opportunity to find out about a security and act accordingly instead of select people taking advantage of hidden Opportunities.