Measures of mining and non-mining activity Underlying the pattern of growth of aggregate economic activity, there have been some important differences across the mining and non-mining sectors. These differences are relevant to understanding the current state of the business cycle and the prospects for growth.
As is well known, the economy is in the midst of the transition from the investment phase to the production phase of the resources boom. Mining investment has been declining for about two years now. At the same time, exports of resources have risen significantly as investment projects reach completion.