Because of the coronavirus... i was wondering what thoughts there are in terms of the following questions...

1) If you were at a hedge fund, what would you follow for intraday US equity market trading direction? One sentence.

2) What are the two main causes for the recent sharp rally in various governments' bond yields? Two sentences.

3) Why have fixed mortgage interest rates increased sharply over the past two weeks while the Federal Reserve dramatically cut rates to zero? One sentence.

4) Why has gold declined recently when the world seems to be in chaos and gold has historically been a haven in times of economic and political stress? One sentence.

5) Over the past 30 years, oil stocks have frequently been the last group to rally in bull markets. What is a plausible reason for this phenomenon? One sentence.

6) What recent evidence do we have that bond investors are "smart"?

thanks!!