Scanning the paper, it looks like it does discuss the impact of prior missionary experience on MLM growth. Having seen it first hand, the relationship between

Scanning the paper, it looks like it does discuss the impact of prior missionary experience on MLM growth. Having seen it first hand, the relationship between pausing college for a couple of year to go door to door discussing religion, followed by returning to college and paying for it by going door to door selling security systems, solar panels, kitchen knives, etc. has always been obvious. Don't get the wrong impressions. Only a minority of returned missionaries go into sales. And most quickly become disillusioned because it's harder to stay dedicated to flogging a mediocre kitchen knife. But it only takes a fraction of a fraction of the population.