A statutory authority administering a superannuation scheme that gives definitive advice on statutory entitlements without seeking legal advice breaches its duty of care where the recipient has plausibly advanced a different interpretation of the legislation, even if the authority's officers held no legal qualifications and relied on long-standing departmental practice. Damages for loss of a chance to earn higher income should be assessed broadly rather than with spurious precision, and pre-judgment interest at commercial rates less tax is recoverable as a component of damages.
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