<prompt> Translate the following text to EnglishKatika utafiti wetu wa shughuli za kupunguza malipo yasiyofaa, tathmini za hatari ziligundua maeneo ya tatizo na kusababisha makadirio ya thamani ya fedha inayohusiana na matatizo.  <response>: In our study of activities to reduce improper payments, risk assessments identified problem areas and resulted in estimates of monetary values associated with the problems. 