Economies of Density and Congestion in the Sharing Economy

Working Paper: NBER ID: w30788

Authors: Julieta Caunedo; Namrata Kala; Haimeng Zhang

Abstract: The sharing economy for a wide range of goods and services is expanding across the world. To direct the benefits from sharing capital services towards small-scale producers, governments in the developing world are increasingly intervening in fast-growing mechanization rental markets. However, the distributional and efficiency effects of these interventions are not well understood. Using a novel framework and newly collected data, we study an intervention in farm equipment rentals in India. We document large dispersion in rental rates, unused service capacity and delays in service provision. We then evaluate the impact of an increase in subsidized equipment supply in a calibrated model of frictional rental markets, optimal queueing and service dispatch. The constrained efficient allocation prioritizes largescale producers because they economize on equipment travel cost; but small-scale producers are also valuable because they maximize machine-capacity utilization by increasing demand density. Through counterfactuals, we show that even when providers prioritize large-scale farmers, service finding rates for small-scale producers may exceed those of large-scale producers. The ability of additional supply to reach small-scale producers depends on the joint spatial and size distribution of demand, a novel rationale for the heterogeneous impact of subsidies to capital documented in the literature.

Keywords: No keywords provided

JEL Codes: O12; O13; O18; O47; R41


Causal Claims Network Graph

Edges that are evidenced by causal inference methods are in orange, and the rest are in light blue.


Causal Claims

CauseEffect
Government interventions in farm equipment rentals (Q15)Increased service capacity (E22)
Increased service capacity (E22)Increased service finding rates for small-scale farmers (Q16)
Increased supply (J20)Access for small-scale farmers (Q12)
Spatial distribution and size distribution of demand (R12)Ability of additional supply to reach small-scale producers (Q13)
Delays in service provision (I38)Disproportionate effects on small-scale farmers (Q12)
Spatial factors (R12)Service access (L84)
Efficiency of service dispatch systems (L87)Distributional impact of shifts in equipment supply (F62)
Distributional effects of subsidies (H23)Service finding rates for small-scale farmers can exceed those of large-scale farmers (Q12)

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