U.S. Bancorp holds a press conference to announce a positive news event that was unexpected to the market. As soon as the announcement is made, the stock price increases $8 per share but then over the next hour the price falls resulting in a net increase of only $4. Given this information which of the following statements is correct? Multiple Choice This is an example of a market underreaction. This is an example of a market overreaction. none of these choices are correct. This is an example of a semt-strong efficient market