Maths

Micro

+2

#017: Who pays to be the hub?

Oct 28, 2026

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9 min read

#017: Who pays to be the hub?

The economics of networks and friendships

Macro

+4

#014: Can taxpayers win by subsidising a firm?

Oct 18, 2026

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11 min read

#014: Can taxpayers win by subsidising a firm?

The economics of picking a winner...

Macro

+4

#012: Debt dynamics

Oct 14, 2026

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7 min read

#012: Debt dynamics

Fiscal risks

Micro

+2

#007: ... Would you flip the coin?

Sep 29, 2026

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6 min read

#007: ... Would you flip the coin?

Risky decisions

Difficulty level: Medium

+2

#006: ... Testing evidence

Sep 27, 2026

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7 min read

#006: ... Testing evidence

Testing evidence...

Difficulty level: Medium

+2

#005: ... Testing a rule

Sep 26, 2026

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7 min read

#005: ... Testing a rule

Testing rules...

Difficulty level: Medium

+2

#003: ... Prove that the MR curve is twice as steep as the AR

Sep 25, 2026

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6 min read

#003: ... Prove that the MR curve is twice as steep as the AR

The textbook says it. Teachers often draw it. But why is it true? (Beyond the intuition).

Difficulty level: Medium

+2

#004: ... Maths Curve Sketching

Sep 24, 2026

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5 min read

#004: ... Maths Curve Sketching

Mathematical graph Sketching...