"Yes......sure it's a tax increase but you only pay when you...

"Yes......sure it's a tax increase but you only pay when you spend."

It is not equitable at all. Higher GST means the lower income group will spend a disproportionately higher % of their take home pay when they spend.

Tony Abbott explains it well in this news report

Quote from it:

"Certainly it is my intention that people like myself, high-income earners, should bear a significant quantum of the burden when it comes to sorting out our problems.

End of quote.