Joe watches Wall Street Week every week. He then throws a dart at the Wall Street Journal. He buys whatever the dart hits. If he can generate consistent abnormal returns in this manner then this is a failure ofa. weak form efficeincyb. semi-strong form efficeincyc. strong form efficeincyd. none of the abovee. all of the above

The correct answer is d. none of the above.

Explanation:

The purchase decision process represents the different stages through which the individual goes from feeling the need for a product or service to its purchase. This behavior goes beyond the purchase decision itself, reaches the post-purchase behavior phase.

In this case, it may be that there are no products that replace Wall Street, and people are required to purchase it so as not to lose any benefit. Surely because of the prestige of this publication and the guarantee it gives to buyers, despite not agreeing with it, there must be a decision motivated by any other factor.

the answer is 4 : )

hope i out!