Statement:
In Estonia, the tax system is simpler than in Australia

In the Tax Competitiveness Index rating Estonia holds position #1 ²⁰²¹ out of 37 and Australia is #9 out of 37 ²⁰²¹.
Position of Estonia is better than position of Australia.

Referencies:

1. Tax Competitiveness Index ²⁰²¹ by Tax Foundation

   The countries in the rating sorted by 'Overall Score' in descending order.

   Australia	'Overall Score' value is	71.3
   Estonia	'Overall Score' value is	100.0