Differential Privacy offers the online advertising industry new means to increase consumer privacy by obfuscating consumer data. While achieving the same privacy, these means decrease targeting accuracy differently, subsequently reducing advertisers’ willingness to pay (WTP) for targeted...

Regulators implement Digital Service Tax (DST) – a tax applying to services of online advertisers and publishers – to generate tax revenue from the online advertising industry. Implementing DST on targeted ads increases their price and potentially decreases their number, thus mitigating the...

This short paper analyzes the suggested positive impact of anti-Covid-19-policy protesters of two large protests in Germany on the county-specific 7-day incidence rate of Covid-19 of the discussion paper “Spreading the Disease” by Lange and Monscheuer (2021), LM henceforth. We firstly...

Background. Prior studies indicate the protective role of Ultraviolet-B (UVB) radiation in human health, mediated by vitamin D synthesis. In this observational study, we empirically outline a negative association of UVB radiation as measured by ultraviolet index (UVI) with the number of COVID-19...