<prompt> Translate the following text to EnglishKwa kuwa uchambuzi wa gharama na faida ni muhimu kwa kushinda upinzani wa utekelezaji, vikundi vya utafiti vinapaswa kujumuisha wachumi wa huduma za afya au watafiti wa huduma za afya.  <response>: Since cost-benefit analysis is critical to over-coming resistance to implementation, research groups should include health care economists or health services researchers. 