Explicit Costs, Implicit Costs, and Profit Study Pack
Kibin's free study pack on Explicit Costs, Implicit Costs, and Profit includes a 4-section study guide, 25 quiz questions, 30 flashcards, and 5 open-ended Explain review questions. Sign up free to track your progress toward mastery, plus upload your own notes and recordings to create personalized study packs organized by course.
Last updated May 28, 2026
Explicit Costs, Implicit Costs, and Profit Study Guide
Break down the difference between explicit and implicit costs — including foregone wages, interest, and rental value — and see how accounting profit and economic profit diverge, and what it means when a firm earns normal profit.
Key Takeaways
- •Explicit costs are direct, out-of-pocket payments a firm makes for inputs like labor, rent, and materials, while implicit costs represent the opportunity cost of using resources the firm already owns.
- •Accounting profit is calculated by subtracting only explicit costs from total revenue, making it the figure typically reported on financial statements.
- •Economic profit subtracts both explicit and implicit costs from total revenue, giving a more complete picture of whether a firm is truly gaining from its chosen activity.
- •A normal profit occurs when economic profit equals zero, meaning the firm's revenue exactly covers all explicit and implicit costs — including the owner's opportunity cost of capital and time.
- •Because implicit costs are never recorded as cash transactions, a business can show a positive accounting profit while simultaneously earning a negative or zero economic profit.
- •The most common implicit costs include foregone wages an owner could have earned elsewhere, foregone interest on invested personal capital, and the rental value of personally owned property used in the business.
Two Categories of Cost: Explicit and Implicit
Every firm incurs costs when it produces goods or services, but not all costs appear on a bank statement. Economists divide production costs into two fundamental types based on whether money actually changes hands.
Explicit Costs: Direct Monetary Payments
- •An explicit cost is any payment a firm makes directly to an outside party in exchange for an input.
- •Common examples include employee wages and salaries, monthly rent on a storefront, payments to suppliers for raw materials, utility bills, and insurance premiums.
- •Because these costs involve an actual transfer of money, they are straightforward to identify and record in standard bookkeeping.
Implicit Costs: Foregone Opportunities
- •An implicit cost arises when a firm uses a resource it already owns, forgoing the income that resource could have generated in its next best alternative use.
- •No money changes hands with an implicit cost, so it does not appear in conventional accounting records — yet it still represents a real economic sacrifice.
- •A business owner who invests $200,000 of personal savings into opening a restaurant gives up the interest or investment return that money could have earned elsewhere; that foregone return is an implicit cost.
- •An owner who works full-time in the business without drawing a market-rate salary forgoes the wages they could have earned working for another employer — another implicit cost.
- •If a firm uses a building it owns rather than renting it out, the rental income it could have collected is an implicit cost, sometimes called the implicit rental cost of capital.
Accounting Profit vs. Economic Profit
Once costs are categorized, they feed into two distinct profit measures that serve different analytical purposes — one for financial reporting, and one for evaluating whether a firm's resources are being used in their most productive way.
Calculating Accounting Profit
- •Accounting profit equals total revenue minus all explicit costs: Accounting Profit = Total Revenue − Explicit Costs.
- •This is the profit figure that appears on a firm's income statement and is used for tax purposes, investor reporting, and legal compliance.
- •A firm with $500,000 in revenue and $380,000 in explicit costs records an accounting profit of $120,000, regardless of any implicit costs.
Calculating Economic Profit
- •Economic profit equals total revenue minus both explicit and implicit costs: Economic Profit = Total Revenue − Explicit Costs − Implicit Costs.
- •Because it includes opportunity costs that accounting ignores, economic profit is a broader and more demanding standard of performance.
- •Using the same firm above: if implicit costs total $90,000, economic profit is only $30,000, even though accounting profit was $120,000.
- •Economic profit can be negative even when accounting profit is positive, signaling that the firm's resources would generate more value in an alternative use.
Why the Two Measures Diverge
- •The gap between accounting profit and economic profit is always equal to the total implicit costs the firm incurs.
- •Economists prefer economic profit when evaluating resource allocation decisions because it captures the full sacrifice a firm makes to pursue its current activity.
- •Accountants and tax authorities use accounting profit because it relies only on verifiable, documented transactions.
About this Study Pack
Created by Kibin to help students review key concepts, prepare for exams, and study more effectively. This Study Pack was checked for accuracy and curriculum alignment using authoritative educational sources. See sources below.
Sources
Question 1 of 25
Your progress is saved after each question and counts toward mastery.
What is an explicit cost?
Card 1 of 30
Your progress is saved after each card and counts toward mastery.
Concept 1 of 5
Your progress is saved after each concept and counts toward mastery.
Explicit vs. Implicit Costs
Explain the difference between explicit and implicit costs in your own words. Give an example of each and describe why implicit costs are considered real economic costs even though no money changes hands.
More in Microeconomics
See all topics →Absolute and Comparative Advantage
Unpack the logic behind absolute and comparative advantage, from opportunity cost calculations to the terms of trade that make exchange mutually beneficial. See why specialization — not competition — drives gains from trade.
Barriers to Entry and Monopoly Formation
Unpack the structural, legal, and strategic forces that create and sustain monopolies — from natural monopolies and economies of scale to patents, resource control, and antitrust standards used to distinguish legal dominance from anticompetitive conduct.
Changes in Equilibrium Price and Quantity
Trace how shifts in supply and demand curves produce new equilibrium outcomes, covering price-quantity changes for single and simultaneous shifts — including when results stay ambiguous — so you can predict market changes without making common errors.
Changes in Equilibrium Price and Quantity the Four Step Process
Walk through the four-step process for predicting how demand and supply shifters — from input costs to consumer income — move equilibrium price and quantity. These examples clarify curve shifts versus movements along a curve and tackle simultaneous shifts where one outcome stays ambiguous.
Consumer Choices and Utility
Unpack how consumers maximize satisfaction through utility, marginal utility per dollar, and the utility-maximizing rule — covering diminishing marginal utility, budget constraints, and how price or income changes shift optimal consumption choices.
Demand, Supply, and Market Equilibrium
Master the core mechanics of microeconomic markets by tracing how the laws of demand and supply interact to set equilibrium price and quantity. Learn what shifts curves versus moves along them, and why surpluses and shortages self-correct through price adjustments.
How Perfectly Competitive Firms Make Output Decisions
Master the output decisions of perfectly competitive firms, from the MR = MC profit-maximizing rule to shutdown conditions and long-run equilibrium. This pack covers price-taking behavior, economic profit vs. loss scenarios, and why market entry and exit drive profit to zero.
Imperfect and Asymmetric Information
Unpack how imperfect and asymmetric information distort real markets, from Akerlof's lemons model and adverse selection to signaling, screening, and government disclosure rules that prevent market collapse.
Labor Market Supply and Demand
Unpack how wages and employment levels are determined by tracing labor supply and demand curves, derived demand, and equilibrium shifts driven by technology, skills, and consumer markets.
Market Efficiency and Surplus
Unpack the mechanics of consumer and producer surplus, total surplus, and allocative efficiency in competitive markets. See how price controls, taxes, and subsidies shift equilibrium and create deadweight loss by blocking mutually beneficial trades.