Flaherty & Crumrine Preferred & Income Fund Inc. is a diversified, closed-end management investment company. The Fund's invests in a portfolio of preferred securities. Under normal market conditions, the Fund invests at least 80% of its managed assets in a portfolio of preferred and other-income producing securities. Also, the Fund invests at least 25% of its total assets in the financial sector, which comprises banks, thrifts and mortgage finance, financial services...