Accident Analysis & Prevention · 2013 · 138 citations · 26 references
Public HealthInjury PreventionEpidemiologic MethodsEpidemiologyTransportation PolicyRoad SafetyTraffic EngineeringTraffic Injury PreventionTraffic SafetyTransportation EconomicsTransportation SafetyRoad Traffic CrashesRoad Traffic InjuriesRoad Traffic Injury Epidemiology
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Increasing Returns and Long-Run Growth
Paul Romer · Journal of Political Economy · 1986 · 19.9K citations