Many Americans have experienced job dissatisfaction, assuming their job is the wrong fit, but a new study suggests some jobs are fundamentally unsatisfactory. According to a recent Gallup survey of more than 18,000 workers, only 40% of Americans have “quality jobs.” This is true across diverse industries, demographics and types of work. But what exactly does that mean — and how can you find out if you’re one of the lucky people with a quality job? And what should you do if you aren’t? (1) The 5 measures ...