Investor's concern is a term used to describe the various factors that an investor must consider when making decisions about their investments. These factors include REVENUE, which is the amount of money that a company earns; Dow, which is an index of the stock market; loss, which is the opposite of profit; GROWTH, which is the increase in value of an investment over time; YIELD, which is the RETURN on an investment; RISK, which is the potential for loss; INTEREST, which is the cost of borrowing money; RETURN, which is the gain or loss on an investment; and portfolio, which is a collection of investments.