Australia’s Productivity Crisis: An Unmeasurable Challenge

The debate surrounding Australia’s productivity often overlooks a critical flaw: productivity in many sectors of the economy cannot be reliably measured. The Reserve Bank of Australia (RBA) and Productivity Commission (PC) have never estimated productivity changes within their own institutions, likely because it is impossible to do so accurately.

Productivity is typically defined as the amount of output produced per hour worked. While it is straightforward to measure in sectors like manufacturing and agriculture, such as the number of widgets produced or tonnes of wheat grown per hour, it becomes far more complex in services. The Australian Bureau of Statistics (ABS) acknowledges this challenge, noting that it does not even attempt to measure productivity in public administration, education, healthcare, and social assistance. The reliability of productivity estimates for other services is highly questionable.

For instance, the ABS’s experimental estimates of productivity in education suggested a 6.3% decline between 2011-12 and 2023-24. This counterintuitive result may be linked to the trend toward smaller class sizes, which, while improving educational outcomes, reduces the output per teacher. Measuring the real output of services like education, healthcare, or public safety remains a significant challenge.

Despite these measurement issues, policymakers should not disregard broader economic policies. A skilled workforce, streamlined regulations, and supportive tax policies are essential for growth. While these measures may theoretically boost productivity, their impact in many sectors cannot be measured, making the productivity debate more complex than it appears.