💰 Multiplier Madness! 🇸🇬

Can $100 million become $500 million?

🏙 Singapore Economy

🏛️ 🏭 👨‍👩‍👧‍👦 🌏

National Income: $0m

XP: 0

💰 Choose Injection

🎚 MPC

MPC: 0.60

MPW: 0.40

MPW is linked to the withdrawal sliders: MPW = MPS + MPT + MPM. When MPS, MPT or MPM changes, MPC changes automatically because MPC = 1 − MPW.

🔄 Multiplier Rounds

Total National Income: $0m

🚰 Withdrawals (MPW)

MPS — Marginal Propensity to Save

MPS: 0.20

MPT — Marginal Propensity to Tax

MPT: 0.10

MPM — Marginal Propensity to Import

MPM: 0.10

MPW = MPS + MPT + MPM
MPW = 0.40
MPC = 1 − MPW = 0.60
Multiplier, k = 1 ÷ MPW

📈 Multiplier

2.50

📝 A-Level Trainer

Explain how an increase in government expenditure may lead to a more than proportionate increase in national income.