of the largest on-demand labor platforms, Amazon Mechanical Turk (MTurk), by measuring the elasticity of labor supply … facing the requester (employer) using both observational and experimental variation in wages. We isolate plausibly exogenous …

How do employers attract the right workers? How important are posted wages vs. other job characteristics? Using data … from the leading job board CareerBuilder.com, we show that most vacancies do not post wages, and, for those that do, job … elasticity of labor supply. Thus, our results uncover the previously undocumented power of words in the job matching process …