Topic Centre

Investing

Explore how goals, time, contributions, growth assumptions, portfolio risk, fees, performance measures, and account and tax context fit together.

Explore questions

Start with the questions below. Select one to review its explanation and current OpenBook resources.

Investing questions

Open one question at a time to read its explanation, connections, and current resources.

Goals, time, and growth

Define the purpose and period of a projection, then examine how contributions and growth assumptions affect it.

How do goals, time, and contributions shape an investment projection?

Question 1 of 6

A Target amount and Time horizon define the goal and period for a projection. The Starting amount, Contribution amount, and Contribution timing describe the cash flows applied along the way, while the Return assumption supplies a stated growth input. The result illustrates one path under those assumptions; it is not a market forecast.

How do compounding, inflation, and return assumptions affect projected investment growth?

Question 2 of 6

Compounding applies a Nominal return across periods. Inflation changes what a future amount may buy, so Real return describes growth after that effect and Purchasing power gives the future amount practical context. The Return assumption is a simplifying input for the projection, not a market forecast.

Portfolio risk and costs

Distinguish asset-mix assumptions from diversification, volatility, investment risk, and fees.

How do asset mix, diversification, and volatility relate to investment risk and return?

Question 3 of 6

The Time horizon provides context for how long money may remain invested. Asset mix describes how a portfolio is divided among asset classes, and Diversification describes how holdings are spread. Volatility shows how values or returns vary, while Investment risk includes the possibility of loss or an outcome that differs from the goal. A Return assumption can illustrate a scenario but cannot determine a suitable portfolio.

How can fees change investment growth over time?

Question 4 of 6

Compounding carries the effect of costs forward over time. A Fee rate reduces the portion of the Before-fee return that remains invested, producing an After-fee return under the stated assumptions. The comparison illustrates the effect of a cost; it does not judge the price or value of a product or service.

Performance and account context

Interpret return measures, then separate account and tax effects from investment performance.

How do holding-period return and annualized growth measure performance differently?

Question 5 of 6

Holding-period return measures the change over a specific period. Price return separates the change in market value from Income return, while Annualized growth restates a multi-period result as a steady yearly rate. Whether the reported result is a Before-fee return or an After-fee return changes its meaning, and Interim cash flows can make a simple comparison incomplete.

How can account type and tax treatment change an investment projection?

Question 6 of 6

Account type provides the legal and tax setting for an investment. A Registered account and a Non-registered account can apply different rules to contributions, income, growth, and withdrawals. Tax treatment can therefore change an After-tax return and the result of an investment projection. The comparison uses simplified assumptions; it does not recommend an account or reproduce a tax return.

Understanding investing within financial planning

Investing can support goals with different time horizons, from near-term needs to retirement and estate planning. The meaning of an investment projection changes when inflation, fees, tax, account rules, and the timing of cash flows are considered.

Through the articles and references in this Centre, you can learn how compounding, asset mix, diversification, volatility, fees, return measures, and account structure work together. The calculators let you test stated assumptions, compare scenarios, and see how changing one factor affects a projected result. Other OpenBook Topics examine the tax, retirement, education, housing, and debt situations in which investing may play a role.

Investing Resource Index

Complete Investing Resource Index

Browse the current OpenBook resources included in this Centre.

OpenBook Planning

Investing

These resources explain investment mechanics and projections. They do not recommend securities, products, accounts, or an asset mix, and they do not assess suitability.