nep-cta New Economics Papers
on Contract Theory and Applications
Issue of 2017‒04‒02
two papers chosen by
Guillem Roig
University of Melbourne

  1. Prizes versus Contracts as Incentives for Innovation By Che, Yeon-Koo; Iossa, Elisabetta; Rey, Patrick
  2. Contractual design in agency problems with non-monotonic cost and correlated information By Daniel Danau; Annalisa Vinella

  1. By: Che, Yeon-Koo; Iossa, Elisabetta; Rey, Patrick
    Abstract: Procuring an innovation involves motivating a research effort to generate a new idea and then implementing that idea effciently. If research efforts are unverifiable and implementation costs are private information, a trade-ooff arises between the two objectives. The optimal mechanism resolves the tradeoff via two instruments: a monetary prize and a contract to implement the project. The optimal mechanism favors the innovator in contract allocation when the value of innovation is above a certain threshold, and handicaps the innovator in contract allocation when the value of innovation is below that threshold. A monetary prize is employed as an additional incentive but only when the value of innovation is suffciently high.
    Keywords: Contract rights; Inducement Prizes; innovation; Procurement and R&D.
    JEL: D44 D82 H57 O31 O38 O39
    Date: 2017–03
    URL: http://d.repec.org/n?u=RePEc:cpr:ceprdp:11904&r=cta
  2. By: Daniel Danau (Université de Caen Normandie); Annalisa Vinella (Università degli Studi di Bari "Aldo Moro”)
    Abstract: We model an agency relationship in which the agent's cost is non-monotonic with respect to type and the type is correlated with a public ex-post signal. The principal can use lotteries to exploit the type-signal correlation within the limit of the agent's liability. We establish conditions for first-best implementation, highlighting two effects on contractual design. First, the structure of the optimal lottery varies across types and, for each type, it depends on whether the cost is U shaped or reverse U shaped with respect to type. Second, as compared to the case of monotonic cost, the design of incentive compatible lotteries is easier when the cost is U shaped, more difficult when the cost is reverse U shaped. The root of the second effect is that incentives are non-monotonic either below or above some interior types. The two effects involve that non-monotonicity is unfavorable to the principal when the cost is reverse U shaped. This conclusion is at odds with the wisdom, concerning settings without correlated information, that non-monotonicity, which triggers countervailing incentives, enhances contracting.
    Keywords: non-monotonic cost; countervailing incentives; correlated information; limited liability; first-best implementation
    JEL: D82
    Date: 2017–03
    URL: http://d.repec.org/n?u=RePEc:bai:series:series_wp_02-2017&r=cta

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