An economist says Treasury’s economic modelling uses a productivity assumption that is “unrealistically optimistic,” while also suggesting the Reserve Bank may be overly downbeat in its economic outlook.

The reports focus on competing views about the drivers of Australia’s economic performance, particularly productivity. They indicate that if productivity growth is assumed too high, forecasts could be distorted in one direction, but if the Reserve Bank’s assessment leans too heavily toward weaker outcomes, it could also lead to an overly pessimistic interpretation of the economy.

Both outlets present the same underlying claim from the economist, but they frame it differently. One outlet emphasizes that “light shone” on the Reserve Bank’s gloom by pointing to the productivity debate, while the other uses the same theme to highlight uncertainty around both Treasury assumptions and the central bank’s stance. The coverage does not provide detailed figures or policy decisions, instead centering on the critique of the modelling assumptions behind the forecasts.