Have you ever applied for a job and waited to hear back only to not get a response and see the position never gets filled. That's called a ghost job, and an expert says they could erode people's trust in the labor market. Government data for years has shown that there are at least as many job openings as there are unemployed workers.But when you take a look at actual hirings, not all of those available jobs are being filled. Not even close. Since the beginning of last year, data from the Bureau of Labor Sta ...