1. What does weak form efficiency imply?
1 Past price movement is unrelated to the movement of future prices.
2 Investors cannot earn abnormal profits based on any publicly available information.
3 Abnormal returns will disappear within a trading day. )
4 Price patterns that existed in the past will reappear in the future
5 Portfolio diversification is ineffective as all prices are interrelated.
2. Managers are probably best qualified to predict when
1 their company's stock is undervalued
2 currency exchange rates are most favorable.
3 interest rates are peaking.
4 a firm's stock price is too high
5 market interest rates are at their lowest point.