Die ifo Konjunkturumfragen bilden die Grundlage für die Berechnung zahlreicher Konjunkturindikatoren. Zudem werden die Daten für verschiedenste Forschungsprojekte verwendet. Für möglichst aussagekräftige und robuste Ergebnisse muss das Panel der Umfrageteilnehmer zum einen groß genug sein...

FamData is a database covering family businesses and non-family businesses across various size classes and branches containing structural and financial information. The ifo Institute assembled a business panel with executives from almost 4,000 companies. In addition to the "hard" business data...

In the monthly ifo Business Survey, around 9000 companies answer questions about their current business situation, expectations, and plans for the near future as well as on other business variables. Beyond the regular questions, ifo has also the possibility to include supplementary questions...

Inwieweit haben sportliche Großereignisse, wie Fußballeuropa- und -weltmeisterschaften oder Olympische Spiele, einen Einfluss auf die wirtschaftliche Entwicklung des jeweiligen Gastgeberlandes? Es können sich Effekte auf die Infrastrukturmaßnahmen oder den Umsatz im Gastgewerbe zeigen. Wie...

In den vergangenen drei Jahren wurde die europäische Industrie durch einen bis dato beispiellosen Materialmangel gebremst. Besonders dramatisch war die Situation in Deutschland. In der Spitze berichteten mehr als drei Viertel der Unternehmen von Materialengpässen. Mit dem Abflauen der Pandemie...

This study identifies day-of-the-week effects in business surveys using monthly data from the ifo Institute. The odds are higher that companies are more likely to exhibit more pessimistic business expectations for the upcoming months on Mondays and more optimistic expectations at the end of the...

Does it pay off in terms of citations to issue an article as a working paper before it is published in a refereed journal? We show empirically that the answer is yes, using 3167 articles published in five of the top journals in economics between 2000 and 2010. The effect is an around 25% higher...

An ongoing debate in the literature on efficiency of higher education institutions concerns the indicator for research output in the empirical analysis. While several studies chose to use the number of publications, others rely on the overall amount of research grants. The present study...

This paper applies component-wise boosting to the topic of regional economic forecasting. Component-wise boosting is a pre-selection algorithm of indicators for forecasting. By using unique quarterly real gross domestic product data for two German states (the Free State of Saxony and...