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1 – 3 of 3Anders Fredriksson and Gustavo Magalhães de Oliveira
This paper aims to present the Difference-in-Differences (DiD) method in an accessible language to a broad research audience from a variety of management-related fields.
Abstract
Purpose
This paper aims to present the Difference-in-Differences (DiD) method in an accessible language to a broad research audience from a variety of management-related fields.
Design/methodology/approach
The paper describes the DiD method, starting with an intuitive explanation, goes through the main assumptions and the regression specification and covers the use of several robustness methods. Recurrent examples from the literature are used to illustrate the different concepts.
Findings
By providing an overview of the method, the authors cover the main issues involved when conducting DiD studies, including the fundamentals as well as some recent developments.
Originality/value
The paper can hopefully be of value to a broad range of management scholars interested in applying impact evaluation methods.
Details