A survey from Resume.io found that many Americans over 50 are still working because they can't afford to retire. Higher Costs Are Keeping People at WorkThe survey asked 600 job seekers who are 50 and older about their experiences. Others said they need a better paying job or that their retirement income is not enough to pay their bills. Many Feel They Need to Hide Their AgeMany older workers worry that their age could make it harder to get hired. Most Think Age Matters During HiringAlmost nine out of 10 people in the survey believe older workers face age discrimination when they apply for jobs.