Articles & Research

WARPSimLab articles explore retirement planning, personal finance simulation, financial modeling, and the ideas behind the simulator. Research articles cover deeper technical investigations, software development, and lessons learned while building WARPSimLab.

Articles

Practical articles about retirement planning, financial simulation, and using software to explore long-term financial questions.

Free Retirement Planning Software

Explore how free retirement planning software can be used to test retirement age, Social Security timing, spending, investment assumptions, taxes, withdrawals, and market risk. WARPSimLab provides detailed year-by-year simulation while running locally on your computer.

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Retirement Calculators vs. Retirement Simulators

Retirement calculators can provide useful quick estimates, while retirement simulators follow a financial plan over time. This article explains how year-by-year simulation can show changes in income, spending, taxes, Social Security, withdrawals, investments, and market risk.

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Free Retirement Software vs. Professional Financial Planning Software

Professional financial planning platforms combine financial analysis with the tools needed to support advisors and wealth-management firms. This article compares that approach with WARPSimLab's focus on free, local, personal financial simulation.

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Monte Carlo and Historical Retirement Simulation with Sequence Risk Analysis

Retirement risk is not just about average returns. This article explains how Monte Carlo simulation, Historical Windows analysis, and sequence-of-returns risk can show how a financial plan responds to uncertain markets and poor returns arriving at difficult times.

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Research

Technical research, software development experiences, and deeper investigations related to WARPSimLab and personal finance simulation.

Seven Months and 20,000 Lines of Python Later

Lessons from building WARPSimLab, a personal finance and retirement simulation platform, with AI assistance. This article discusses code generation, architecture, debugging, refactoring, context limits, hallucinations, and lessons learned from a medium-sized software project.

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