Amid discussions on the efficacy of digital contact tracing (DCT) during COVID-19, the Norwegian Institute of Public Health's application, Smittestopp, faced criticism for perceived privacy intrusions. Despite its relaunch without GPS-tracking, skepticism persisted due to initial issues. This...

Economies of scale in data aggregation is a widely accepted concept. It refers to improved prediction accuracy when the number of observations on variables in a dataset increases. By contrast, economies of scope in data is more ambiguous. The classic economic interpretation refers to cost...