Risk, return, and the economic setting
Begin with the economic purpose of a security rather than its label. Equity represents an ownership interest whose value depends on the business and the price investors will pay. Debt establishes contractual payment claims, subject to the issuer's ability to pay and the instrument's terms. A fund unit represents an interest in a pooled portfolio. None of these descriptions alone establishes suitability for a particular person. Identify the actual underlying assets, exposure, liquidity, costs, and possible loss before considering a recommendation.
Separate the sources of return. A holding may generate cash income and a change in market value; total return combines both. For an uncomplicated investment with no intervening external cash flows, divide the income plus ending value minus beginning value by beginning value. Reinvested distributions matter when comparing published total returns. An arithmetic average is not a substitute for compounded growth. After a large loss, a larger percentage gain is required to restore the starting amount because the gain applies to a smaller base.
Nominal returns are measured in money; real returns adjust for changes in purchasing power. An approximate subtraction can be useful, but an exact one-period real return divides one plus the nominal return by one plus inflation and subtracts one. Use the requested convention and supplied assumptions. Do not confuse a positive account balance change with an improvement in purchasing power, or an income payment with a guarantee that principal is intact.
Interest-rate changes influence bond values because investors compare existing payments with available market yields. For otherwise comparable fixed-rate bonds, higher market yields generally imply lower prices. Longer duration normally means greater price sensitivity to a given small yield change. Credit deterioration can reduce a bond's value even without a general interest-rate increase. Foreign investments introduce currency exposure when returns are measured in Canadian dollars, unless that exposure is effectively hedged.
Diversification can reduce exposure to an individual issuer or narrow sector; it cannot remove all broad market risk. Look through fund names to correlated holdings. A portfolio of several funds can remain concentrated in the same companies or economic drivers. In practice questions, state what changes, what remains constant, and whether the answer concerns expected return, volatility, liquidity, or loss capacity. These distinctions prevent an attractive historical return from becoming an unsupported promise about the future.