<prompt> Translate the following text to EnglishGAO inafanya kazi kwa kuendelea kuboresha uchumi, ufanisi, na ufanisi wa serikali ya shirikisho kupitia uendeshaji wa ukaguzi wa kifedha, ukaguzi wa programu, tathmini, uchambuzi, maoni ya kisheria, uchunguzi, na huduma zingine.  <response>: In this context, GAO works to continuously improve the economy, efficiency, and effectiveness of the federal government through the conduct of financial audits, program reviews, evaluations, analyses, legal opinions, investigations, and other services. 