त्वमेतावत्कार्यं साधय अहमिदं कार्यं साधयिष्यामि इति परिपणितार्थः ॥ कZ_०७.६.०७ ॥
tvam etāvat kāryaṃ sādhaya aham idaṃ kāryaṃ sādhayiṣyāmi iti paripaṇitārthaḥ
«Ты выполни это дело; я выполню то дело» — это договор, оговорённый по целям (задачам).
It ties cooperation to concrete deliverables, reducing ambiguity and allowing performance assessment independent of routes or time.