We propose a functional principal components method that accounts for stratified random sample weighting and time dependence in the observations to understand the evolution of distributions of monthly micro-level consumer prices for the United Kingdom (UK). We apply the method to publicly...

As the sole issuer of bank notes, the Bank of Canada conducts Methods-of-Payment (MOP) surveys to obtain a detailed and representative snapshot of Canadian payment choices, with a focus on cash usage. The 2017 MOP Survey is the third iteration. This paper finds that the overall cash volume and...