The court's power to order a set-off of costs between different parties derives from the court's inherent power over costs, not from a pre-existing equitable right of set-off. This power is analogous to the power to order costs against non-parties and may be exercised where a non-party has funded the litigation of an insolvent party. The obiter dicta in Elfick v Elliott confining the power to equitable set-off were not followed.
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