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Systems Analysis and Simulation
II: Applications ; Proceedings of the International Symposi...
Mathematical Research ; 28, 2, Mathematische Forschung
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13
Estimating the Price Elasticity of Demand for Subways: Evid..
NBER working paper series, no. w28244
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14
An Economic Perspective on Mexico's Nascent Deregulation of..
NBER working paper series, no. w24547