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Economagic Glossary

 

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Alternative Rate of Return

The interest rate that could be achieved by investing money elsewhere (such as a bank account, mutual fund, etc.). This can be the basis for selecting an interest rate to use when analyzing forestry investments, as it represents the opportunity cost of investing money in growing trees instead of using it to earn interest elsewhere. (Lesson 4)

Annual Administrative Costs

These are costs that are incurred every year as part of owning and operating a forestry enterprise. These costs may include property taxes, regular maintenance, services (accountant, utilities, etc.), equipment costs, etc. (Lesson 4)

Annual Series

A payment series that occurs every year. (Lesson 2)

Bare Land Value

See Soil Expectation Value

Base Year

The year used as the common reference point when keeping values in constant dollars. Values in different years are all expressed in terms of the purchasing power of the common base year in order to remove the effect of inflation. (Lesson 3)

Cash Flow

Any revenue or expense. (Lesson 4)

Commercial Thin (CT)

A thinning in which the trees removed are large enough to have commercial value and generate a net revenue. (Lesson 4)

Compound Interest

Compound interest is the effect of interest accruing on interest—interest not only accrues on the original amount (principal), but also on any interest that has already accrued. In this way the amount of interest increases each year. (Lesson 1)

Compounding

The growth of money over time due to compound interest. (Lesson 1)

Consumer Price Index (CPI)

An index that measures inflation by tracking the combined price of a “basket” of goods and services consumed by a typical consumer. (Lesson 3)

Constant Dollars

Expressing values that occur at different times in terms of the purchasing power of a common base year to remove the effects of inflation. (Lesson 3)

Cost of Capital

The interest rate you would pay a lender when borrowing money to cover the expenses of a forestry investment (e.g. purchasing land or planting trees). This can be the basis for selecting an interest rate to use when analyzing the forestry investments, as it will incorporate the cost of the interest you will have to pay back over time on the borrowed funds into the analysis of the investment performance. (Lesson 4)

Discount Rate

The Interest Rate. It is sometimes referred to as the discount rate, as the interest rate is used to discount values that occur in the future. (Lesson 1)

Discounted Cash Flow

A cash flow that has been discounted from the time it occurs to the present. (Lesson 4)

Discounting

Reducing the value of money in the future relative to today due to compound interest (i.e. doing compounding in reverse). (Lesson 1)

Establishment Cost

The cost of establishing a stand of timber, such as planting and site preparation. (Lesson 5)

Forest Value

A measure of the total economic value of a forest, including both land and timber, given expectations about future cash flows. It incorporates the NPV of all costs and revenues in perpetuity when starting with existing timber. (Lesson 6)

Future Value

What money today will be worth in the future due to compounding. (Lesson 1)

Inflation

The general increase in wages and prices over time and subsequent reduction in the purchasing power of money. (Lesson 3)

Installment Payment Formula

The formula for determining the annual payment needed to pay off a present debt. (Lesson 2)

Interest


The “cost of money”—the amount of additional money that must be paid/received in the future in order to use/give up money today. (Lesson 1)

Interest Rate


The interest rate quantifies the time value of money by specifying the percentage rate at which interest accrues. Also referred to as the discount rate or rate of return. (Lesson 1)

Internal Rate of Return (IRR)


The interest rate at which net present value becomes zero. IRR is another way to measure the economic performance of an investment. (Lesson 4)

IRR


See Internal Rate of Return

Land Expectation Value


See Soil Expectation Value (SEV)

Market Value


The actual price that something (e.g. forestland) will sell for, based on an aggregate of buyers and sellers in the marketplace (as opposed to the economic value for an individual, such as SEV, Forest Value, etc.). (Lesson 5)

Mid-Rotation Cash Flows

Any revenue or expense that occurs in the middle of rotation (between stand establishment and final harvest), including PCT, CT, vegetation control, etc. (Lesson 6)

Net Present Value (NPV)

The total present value of cash flows (revenues and expenses) over time (i.e. the sum of discounted cash flows). (Lesson 4)

Nominal Interest Rate

An interest rate that has not been adjusted for inflation (such as what you would be quoted at the bank). (Lesson 3)

Nominal Price

The actual price of something in the year it occurs. (Lesson 3)

Nominal Price Change

The actual change in the price of something over time, including the effect of inflation (Lesson 3)

Non-Market Values

Goods and services that are not readily bought and sold in the marketplace. Non-market values in forestry may include aesthetics, wildlife habitat, recreation, clean air and water, etc. (Lesson 5)

NPV

See Net Present Value

Opportunity Cost

When investing money in something, there is a lost opportunity to invest in something else that becomes the cost of that choice. For example, when investing in forestry, there may be a lost opportunity to earn interest on that money in the bank. (Lesson 4)

Payment Series

A cash flow that occurs at regular intervals over time, such as payments on a loan or regular income or expenses. (Lesson 2)

PCT

See Precommercial Thin.

Periodic Series

A payment series that occurs at some intervals other than every year. (Lesson 2)

Perpetual Series

A payment series that continues forever. (Lesson 2)

Perpetual Annual Series

A payment series that occurs every year forever. (Lesson 2)

Perpetual Periodic Series

A payment series that occurs at some interval other than every year and continues forever. (Lesson 2)

Perpetuity

Continuing forever. (Lesson 5)

Precommercial Thin (PCT)

A thinning. usually early in the life of a stand, in which smaller, poorer-quality trees are removed to improve the growth of the remaining trees. The trees that are removed have little or no commercial value and are usually left on the ground. (Lesson 4)

Present Value

What money in the future will be worth today due to discounting. (Lesson 1)

Principal

The amount of money actually borrowed or invested, not including interest. (Lesson 1)

Purchasing Power

The amount of goods and services that an amount of money can buy. Purchasing power is diminished over time because of inflation. (Lesson 3)

Rate of Return

The interest rate. Sometimes referred to as the rate of return as it is reflects the extent to which an investment will be returned with interest. (Lesson 1)

Real Interest Rate

An interest rate that is adjusted for (net of) inflation. (Lesson 3)

Real Price

A price that has been adjusted for inflation (Lesson 3)

Real Price Change

A change in price that is net of inflation. A real price change reflects an actual change in value relative to wages and other goods as opposed to a change in value because of a general inflation of prices. (Lesson 3)

Rotation

The commercial life cycle of a forest stand, from stand establishment to final harvest. (Lesson 4)

SEV

See Soil Expectation Value

Sinking Fund Formula

The formula for determining the annual investment needed to accumulate a future amount. (Lesson 2)

Site Preparation

The preparation of land for planting trees, which may include herbicide or broadcast burning to control competing vegetation, scarification of the soil, etc. (Lesson 4)

Soil Expectation Value

The economic value of bare land for forestry use given expectations about future cash flows. It incorporates the NPV of all management costs and revenues in perpetuity when starting with bare land. It can be used as an economic performance benchmark for making direct comparisons between different management options and land uses. (Lesson 5)

Terminating Annual Series

A payment series that occurs every year for a finite period of time (Lesson 2)

Terminating Periodic Series

A payment series that occurs at some interval other than every year and lasts for a finite period of time. (Lesson 2)

Terminating Series

A payment series that occurs for a finite period of time (i.e. it terminates at some point) (Lesson 2)

Today’s Dollars

Constant dollars, using today as the base year (i.e. expressing prices over time in terms of today’s purchasing power to remove the effects of inflation) (Lesson 3)