Complex sentence: Government industries such as factories, mines and offices were staffed by indisciplined personnel who put a great effort into not doing their jobs; this ultimately led to a "work-shy workforce" among Soviet workers and administrators.
Split into simpler sentences: Government industries such as factories, mines and offices were staffed by undisciplined personnel who put a great effort into not doing their jobs. This ultimately led to a "work-shy workforce" among Soviet workers and administrators.