Property ValuationIntermediateDelaware Exam

What is 'economic life' of a building in Delaware appraisal practice?

AThe same as physical life
BThe period during which the building contributes positively to the property's total valueCorrect
CThe number of years until the building qualifies for historic designation
DThe period during which the property generates positive cash flow

Why The period during which the building contributes positively to the property's total value Is Correct

Answer B: The period during which the building contributes positively to the property's total value

Economic life is the period during which the improvements contribute positively to the overall property value. When the building's value contribution becomes zero (improvements no longer add to value), the economic life has ended — even if the structure still stands.

Exam Tip: Property Valuation

Valuation questions focus on the three approaches to value: sales comparison, cost, and income. Know which approach is best for which property type. The income approach uses cap rate and NOI — memorize these formulas.

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