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Decision engine

Financial Decision Tools

Compare buy vs rent, job offers, retirement timing, and debt payoff strategies in one place.

Decision engineHousing

Buy vs Rent

Housing cost projection, opportunity cost, and break-even timeline.

8 min

Best for: Compare owning vs renting when your time horizon, upfront cash, and investing assumptions all matter.

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Decision engineCareer

Job Offer

Salary, bonus, equity, tax, commute, and time-value comparison.

6 min

Best for: Compare two offers once commute drag, growth, taxes, and equity start changing the answer.

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Decision engineRetirement

Retirement

Age-based retirement readiness with portfolio survival projection.

7 min

Best for: Pressure-test a target retirement age or find the earliest age your current plan can support.

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Decision engineDebt

Debt Strategy

Snowball vs avalanche payoff speed and total interest comparison.

9 min

Best for: Choose a payoff order with payoff dates, promo APRs, and monthly budget sensitivity in view.

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Need supporting math or a guide?

Use financial calculators for focused checks, or read the guides when you want the methodology and decision framing first.