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

In the Tax Competitiveness Index rating Australia holds position #9 ²⁰²¹ out of 37 and Greece is #29 out of 37 ²⁰²¹.
Position of Australia is better than position of Greece.

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
   Greece	'Overall Score' value is	57.5