promotionImpact

Analysis and measurement of promotion effectiveness on a given target variable (e.g. daily sales). After converting promotion schedule into dummy or smoothed predictor variables, the package estimates the effects of these variables controlled for trend/periodicity/structural change using prophet by Taylor and Letham (2017) doi:10.7287/peerj.preprints.3190v2 and some prespecified variables (e.g. start of a month).