(Bloomberg) -- The economy is on the upswing in Philadelphia and its suburbs after several years of pandemic-related weakness. New housing developments are going up as the region adds jobs and population, old industrial sites are being redeveloped and inflation has moderated.Most Read from BloombergHow Much Wealth You Need to Join the Richest 1% Around the WorldApple to Wind Down Electric Car Effort After Decadelong OdysseySupreme Court Immunity Case Jeopardizes Trump Trial Pre-ElectionThis Is W