The Productivity Commission deputy chairman has upbraided Roger Cook and Anthony Albanese for their personal attacks on the organisation over its GST review.

Anthony Albanese is still facing pressure from Labor and Liberal states to overhaul the GST carve-up after declaring he was sticking by Western Australia's lucrative funding deal.

The Productivity Commission deputy chairman has upbraided Roger Cook and Anthony Albanese for their personal attacks on the organisation over its GST review.