The number of working-age people in China fell over the past decade as its aging population barely grew, a census showed Tuesday, adding to economic challenges for Chinese leaders who have ambitious strategic goals. The total population rose to 1.411 billion people last year, up 72 million from 2010, according to the once-a-decade census. Weak growth fell closer to zero as fewer couples had children. That adds to challenges for Chinese leaders who want to create a prosperous society and increase their global influence by developing technology industries and self-sustaining economic growth based on consumer spending. The ruling Communist Party has enforced birth limits since 1980 to restrain population growth but worries the workforce is shrinking. It has eased birth limits, but couples are put off by high costs, cramped housing and job discrimination against mothers. The population of potential workers aged 15 to 59 fell […]