NEWARK, N.J.--(BUSINESS WIRE)--New research funded by Prudential Financial, Inc. (NYSE:PRU) showed although inheritances do not have a significant impact on the overall retirement picture, they may help to improve retirement preparedness at the individual household level. According to the research, conducted by Boston College’s Center for Retirement Research (CRR), 52 percent of U.S. households are at risk of not having enough money to maintain their preretirement lifestyles. “It’s pretty clear