Plausibly Exogenous [1317] - Social Norms (09/09/2023)
LHS Variable
Urban mass transit demand
RHS Variable
Price subsidies
Source of Exogenous Variation
Price change in the off-peak period for six months for the Bay Area Rapid Transit (BARD) system in California: riders were staggered into the pricing program over the course of six weeks. Prices were reduced an hour before the peak period (630am-730am) and an hour after the peak period (830am-930am).
- Hahn, Metcalfe, and Tam (2023), “Welfare Estimates of Shifting Peak Travel”