We present a detailed bubble analysis of the Bitcoin to US Dollar price dynamics from January 2012 to February 2018. We introduce a robust automatic peak detection method that classifies price time series into periods of uninterrupted market growth (drawups) and regimes of uninterrupted market...

Market delineation is a fundamental tool in modern antitrust analysis. However, the definition of relevant markets can be very difficult in practice. This preliminary draft applies a new methodology combining a simple price correlation test with hierarchical clustering -a method known from...

We investigate a nonparametric panel model with heterogeneous regression functions. In a variety of applications, it is natural to impose a group structure on the regression curves. Specifically, we may suppose that the observed individuals can be grouped into a number of classes whose members...

Multiple institutional affiliations occur when an academic belongs to more than one organisation. Recent research shows an increase in multiple affiliations, but evidence on roles and motivations is mainly anecdotal. We develop in this study a typology of co-affiliations which identifies four...

While the decarbonization of the electricity sector is proceeding globally with the ongoing increase of wind and solar generation, reducing the carbon footprint of other sectors such as industry, transportation, and agriculture proves more challenging. One reason is the challenge of electrifying...

This study provides a first attempt to contribute a large-scale assessment of whether crisis response as observed during the COVID-19 pandemic can serve as a feasible blueprint for creating durable solutions across countries. Adopting a lens on fiscal contracts, it assesses highlevel parameters...