We show what the rational inattention model predicts about the treatment effect of information provided during a randomized control trial. This is a non-trivial question because the model implies optimal attention choice before, during, and after an information treatment. The predictions of the...

Using unique firm-level survey data from Germany, this paper investigates two measures of supply constraints: a new direct measure that indicates material shortages and capacity utilization, a widely accepted measure of bottlenecks and slack. We document substantial heterogeneity in supply...