. Merchants in a coalition loyalty program must anticipate the effects on their performance of further merchant entry into the … coalition. We analyze data from a large coalition loyalty program to identify and measure spillovers to pre-existing members …

credit card coalition loyalty program (CLP). In our empirical setting, we are interested in analyzing the impact of the … loyalty program earnings structure on monthly spend. We do this while controlling for the evolving coalition network, which … where the loyalty program changed its earning structure, which allows us to estimate the impact of the rewards rate of the …