"Higher pay would help many individuals, but we must also remain focused on the long-term sustainability of the ABC and its relevance."
Boss Hugh Marks insists the project will 'go through all appropriate legal reviews'.
It brings an end to a nearly 40 year career.
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Chief financial officer Melanie Kleyn told senators the spending largely reflected catering and travel support.
The issue resurfaced during Senate estimates, where executives detailed the scale of the problem.
Hugh Marks: 'Any discussion about Australia’s long-term success must include the ABC.'
'‘Downfall’ is powerful journalism of the highest standard. The ABC is proud of it.'
