Causal (difference-in-differences) study of NYC congestion pricing's effect on Manhattan taxi demand, using NYC TLC trip records. DuckDB + statsmodels, event study, robustness, Tableau dashboard.

Reactive Marimo notebooks exploring NYC taxi data and the impact of congestion pricing (Jan 2025). DuckDB, Polars, Plotly.

This analysis examines how the introduction of New York City’s congestion pricing policy in January 2025 influenced bike-share usage during peak commuting hours.

509M trips, one toll, one big equity gap. Causal analysis of NYC's congestion pricing effects on ride-hailing, transit, and income inequality.