We study the relationship between overconfidence and the political and financial behavior of a nationally representative sample. Consistent with theoretical predictions, our findings indicate that excessive confidence in one's judgment is associated with lower portfolio diversification, greater...

This paper introduces a novel measure of consumer inflation expectations: We elicit and combine inflation forecasts across categories of personal consumption expenditure to form an aggregated measure of inflation expectations. Drawing on answers from nearly 60,000 respondents, our data cover the...

How borrowers respond to future changes in the interest rate on their debt matters for the transmission of monetary policy and for household financial stability. Combining bank data, a letter RCT, and a survey, we study this question in the context of the German mortgage market, where since 2022...

Purpose - This study examines Salvadorans' perceptions of the Bitcoin Law, which made Bitcoin legal tender on September 7, 2021. Design/methodology/approach - We administer a survey in El Salvador and analyze the data using, among other methods, OLS regressions, ordered logit and ordered probit...

The rapid growth of e-commerce has intensified packaging waste, highlighting the need for sustainable alternatives. Reusable transport packaging (RTP), rooted in circular economy principles, presents a promising solution but faces challenges in adoption within the German online retail market....

How shall publicly provided excludable goods be financed - by general taxation or user fees? The general conclusion of the existing literature is that exclusive tax financing is neither efficient nor desirable under widely shared distributive goals. A striking example is childcare because here...

Recent work in economics has developed survey-based measures of economic preferences that are "experimentally" or "behaviorally validated." We scrutinize this approach focusing on the Global Preference Survey (Falk et al., 2018, 2023). Replicating their behavioral validation on almost 2,000...

We test the effectiveness of different AI-delivered conversation protocols to increase people's motivation for change. In a large-scale experiment with 2,719 social media users, we randomly assign participants to a control conversation or one of three treatment arms: two Motivational...

How borrowers respond to future changes in the interest rate on their debt matters for the transmission of monetary policy and for household financial stability. Combining bank data, a letter RCT, and a survey, we study this question in the context of the German mortgage market, where since 2022...

This paper uses a large-scale experiment in rural Nigeria to study the role of survey mode—in-person versus over the phone—in survey measurement and data quality. The experimental design isolates mode effects from other common sources of errors in surveys and covers 20 outcome measures...

Hiring discrimination against candidates from ethnocultural minority groups is a persistent concern in contemporary labour markets. This study examines how professional recruiters evaluate fictitious job applicants with profiles that systematically vary in signals that form ethnocultural...

How borrowers respond to future changes in the interest rate on their debt matters for the transmission of monetary policy and for household financial stability. Combining bank data, a letter RCT, and a survey, we study this question in the context of the German mortgage market, where since 2022...

How borrowers respond to future changes in the interest rate on their debt matters for the transmission of monetary policy and for household financial stability. Combining bank data, a letter RCT, and a survey, we study this question in the context of the German mortgage market, where since 2022...

Die große Mehrheit der Beschäftigten in Deutschland bewertet ihre Arbeitsbedingungen überwiegend positiv. Rund 5.000 Beschäftigte wurden in der IW-Beschäftigtenbefragung 2025 zwischen Ende Mai bis Anfang Juni gebeten, neun zentrale Merkmale ihres Arbeitsplatzes anhand von Schulnoten zu...

Recent technological advancements are reshaping pathways to employment by automating the interview process. Asynchronous interviews, in which job applicants submit answers to interview questions via an online platform without interacting with an interviewer, are replacing more traditional...

Purpose: This study analyses the impact of lean tools on environmental performance and examines whether combining them with green practices can generate positive synergies.Design/methodology/approach: Using data collected in the 2022 European Manufacturing Survey of Spanish manufacturing...