<prompt> Translate the following text to EnglishKwa mujibu wa mpango wa Shirika la Marekani la Utawala wa Umma ASPA na kwa kuchochewa na OMB, zaidi ya masomo ya kesi 30 yanatengenezwa juu ya matumizi ya mipango ya kimkakati au kipimo cha utendaji.  <response>: In addition, in response to an initiative of the American Society for Public Administration and with the encouragement of OMB, over 30 case studies are being developed on the agencies use of strategic planning or performance measurement. 