The Ministry of Health's Mortality Information System (SIM) is one of the main sources of information for measuring violent deaths and, in particular, homicides in Brazil. However, between 1996 and 2021, there were 294,752 violent deaths in which the cause was not defined (or 8,7% of the...

Outlier detection in high-dimensional datasets poses new challenges that have not been investigated in the literature. In this paper, we present an integrated methodology for the identification of outliers which is suitable for datasets with higher number of variables than observations. Our...

Consumers interact with firms across multiple devices, browsers, and machines; these interactions are often recorded with different identifiers for the same individual. The failure to correctly match different identities leads to a fragmented view of exposures and behaviors. This paper studies...

In 2015, the Current Population Survey (CPS) eliminated three questions related to educational attainment. These questions are used by the NBER to calculate the variable, "Imputed Highest Grade Completed" (ihigrdc) in their Monthly Outgoing Rotation Group (MORG) extracts. Imputed Highest Grade...

The paper did not originally have an abstract. It explores the robustness of hedonic pricing estimation, focusing on four areas: 1) variable selection and treatment, 2) measurement error, 3) functional form, and 4) error distribution. The paper offers insights to guide the future conduct of...

The study of the innovative output of organizations often relies on a count of patents filed at one single office of reference such as the European Patent Office (EPO). Yet, not all organizations file their patents at the EPO, raising the specter of a selection bias. Using novel datasets of the...

In this document, we detail how to construct the Nielsen Ad Intel Database from the raw source filesprovided by the Kilts Center for Marketing at the University of Chicago Booth School of Business.Further, we detail our procedure for matching the Ad Intel data with the retail scanner data...

The study of the innovative output of firms often relies on a count of patents filed at one single office of reference such as the European Patent Office (EPO). Yet, not all firms file their patents at the EPO, raising the specter of a selection bias. Using a novel dataset of the whole...