30-year mortgage rate slips amid economic worriesWASHINGTON — Average long-term U.S. mortgage rates fell this week for a fourth straight week amid persisting turmoil in stock markets and global economic worries.Mortgage buyer Freddie Mac said Thursday the average rate on a 30-year fixed-rate mortgage slipped to 3.79 percent from 3.81 percent a week earlier. That means it stays below the symbolically significant 4 percent level. The rate has increased from its 3.66 percent average a year ago but remains well below its historic average of 6 percent.The average rate on 15-year fixed-rate mortgages declined to 3.07 percent from 3.10 percent.

Personnel FileWalter P. DeForest, senior partner of DeForest Koscelnik Yokitis & Berardinelli, a law firm with offices in Pittsburgh, New York City and Detroit, has been elected to the board of trustees of the St. Barnabas Health System in Gibsonia.He has been chairman of St. Barnabas Nursing Home board since 2005. He and his family live in Allison Park.

Bottom LineThe Cleary Building Corp., which has an office on Route 68 across from the Butler Farm Show in Connoquenessing Township, has surpassed selling 100,000 buildings.Cleary Building Corp. is a family-owned company in business since 1978. The corporate office and manufacturing plant are in Verona, Wisc., with other manufacturing facilities in Grand Island, Neb., and Hazelton, Idaho.Cleary Building Corp. employs more than 800 full-time employees in the United States.