A crowded street

Working papers

Our IFS working paper series publishes academic papers by staff and IFS associates.

Working papers: all content

Showing 201 – 220 of 1819 results

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Bias and consistency in three-way gravity models

Working Paper

We study the incidental parameter problem for the “three-way” Poisson Pseudo-Maximum Likelihood (PPML) estimator recently recommended for identifying the effects of trade policies and in other panel data gravity settings.

8 March 2021

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Counterfactual worlds

Working Paper

We study an extension of a treatment effect model in which an observed discrete classifier indicates which one of a set of counterfactual processes occurs, each of which may result in the realization of several endogenous outcomes.

1 February 2021

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Non-Bayesian updating in a social learning experiment

Working Paper

In our laboratory experiment, subjects, in sequence, have to predict the value of a good. The second subject in the sequence makes his prediction twice: first (“first belief”), after he observes his predecessor’s prediction; second (“posterior belief”), after he observes his private signal.

14 December 2020

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Who should get vaccinated? Individualized allocation of vaccines over SIR network

Working Paper

How to allocate vaccines over heterogeneous individuals is one of the important policy decisions in pandemic times. This paper develops a procedure to estimate an individualized vaccine allocation policy under limited supply, exploiting social network data containing individual demographic characteristics and health status.

14 December 2020