| Speeches | RBA  Graph 6  Some of the compositional change might have been because people were moving out of higher-paid jobs in mining-related activity, and had gone back to lower-paying work. It's hard to pinpoint how important this effect was, because the weakness in average earnings growth was seen in some industry-level data as well.
So at least some people would have had to be switching to lower-paid jobs in the same industry. Another factor that might have been at work was that fewer people were actually switching jobs than in the past.