🎓 Prepared by students from Boğaziçi University

What is Working Capital?

Working capital is the difference between a company's current assets and current liabilities. It measures the cash available to fund day-to-day operations and short-term obligations.

Short answer

Working capital = Current Assets − Current Liabilities. It reflects a company's ability to pay short-term debts and fund operations. Positive working capital is essential for business health.

Positive vs. Negative Working Capital
Positive WC
  • Current assets exceed liabilities
  • Can pay bills on time
  • Fund growth opportunities
  • Absorb unexpected losses
  • Lower bankruptcy risk
Negative WC
  • Liabilities exceed assets
  • Liquidity concerns
  • Difficulty paying bills
  • May need external financing
  • Higher business risk
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Try it: interactive calculator

Working Capital
100,000currency
= 250,000 - 150,000
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Step-by-step worked examples

Company A has current assets of $500,000 and current liabilities of $300,000. What is its working capital?

WC = Current Assets − Current Liabilities
WC = $500,000 − $300,000 = $200,000
Positive working capital of $200,000

A retailer's current assets: $120,000 cash, $180,000 inventory, $60,000 receivables. Current liabilities: $200,000. Calculate WC.

Current Assets = $120,000 + $180,000 + $60,000 = $360,000
Working Capital = $360,000 − $200,000 = $160,000
The business has sufficient liquidity

A startup spends $50,000 on inventory but hasn't received customer payments yet. Current assets $80,000, liabilities $120,000. WC?

Working Capital = $80,000 − $120,000 = −$40,000
Negative working capital; the startup needs external funding
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Flashcards

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Quick quiz

Q1.A company has $800,000 current assets and $500,000 current liabilities. Its working capital is:

Correct answer: A. WC = $800,000 − $500,000 = $300,000.

Q2.Which is NOT a current asset?

Correct answer: D. Equipment is a fixed asset, not convertible to cash within one year.

Q3.A negative working capital means:

Correct answer: B. Negative WC means current liabilities exceed current assets — a liquidity concern.

Q4.Which action increases working capital?

Correct answer: C. Collecting payments increases cash (current asset), boosting working capital.
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Common mistakes

Confusing working capital with profit.Correct: Profit measures earnings; WC measures liquidity. A profitable company can still have poor working capital.

Thinking all negative working capital is bad.Correct: Some healthy businesses (e.g., Amazon) operate with negative WC through efficient cash management.

Ignoring inventory management.Correct: Inventory is a major current asset; poor inventory turnover ties up working capital.

Neglecting accounts receivable collection.Correct: Slow customer payments reduce working capital; tight credit policies improve it.

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FAQ

What is working capital and why does it matter?

Working capital is current assets minus liabilities; it shows if a company can cover short-term obligations and fund operations.

Can a company have negative working capital and still be successful?

Yes. Companies with fast turnover (e.g., retail) can thrive with negative WC by collecting quickly and paying slowly.

How do you improve working capital?

Increase current assets (speed up collections) or reduce current liabilities (negotiate longer payment terms).

What's the difference between working capital and cash flow?

WC is a balance-sheet snapshot; cash flow is a time-series of cash in/out. Both matter for liquidity.

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