The difference, of course, is that a process essay explains how something works or how something came to be as it is, whereas a cause and effect essay explains why something works as it does or why it came to be what it is.
As manufacturing technologies have become more mobile, and multinational firms more footloose, production jobs have migrated from the U. For example, fewer American workers would have been needed to make steel in 1980 than in 1960 even if the pressures of global competition had not been a factor, because new machines have made many of their tasks redundant.
The decline of the middle also has something to do with the explosive growth in world trade since 1960. In addition, technology itself has helped to provoke the shifts in the job market.
Cause and effect papers are among the most common (and among the most fun to write) papers in a Composition course.
Finally, the high rate of unemployment caused by these trends has tended to drive wages down further, especially at the low end, since it forces unskilled workers to compete for their jobs with unemployed people who are willing to do the work for less.