Boomerang kids strain parents' retirement plans, Thrivent survey finds

From the Minneapolis/St. Paul Business Journal. A new survey from Thrivent finds that so-called "boomerang kids" — adults moving back in with their parents — are putting pressure on the older generation's retirement plans. The Fourth Annual Boomerang Kids Survey from the Minneapolis-based financial services firm shows 46% of parents reported children between the ages of 18 and 35 moving back in with them, roughly flat from last year. The chief reason behind boomerangers' return is the cost…