<prompt> Translate the following text to EnglishChama chochote kinachotarajia mpango wake kuchukuliwa kwa uzito kama mbadala wa kushoto-katika-kati kwa uhifadhi lazima kwa hakika upendekeze moja ya mbili: ama lazima ahakikishe kuongeza kwa jumla wingi na ubora wa huduma za umma na kodi zinazohitajika kulipia, au lazima ahakikishe, ndani ya jumla isiyo na mabadiliko ya kodi na matumizi, kuelekeza tena mtiririko wa rasilimali ili wale walio chini kupata zaidi.  <response>: Any party expecting its program to be taken seriously as a left-of-center alternative to conservatism must surely propose one of two Either it must promise to increase in the aggregate the quantity and quality of public services and the taxes needed to pay for them, or else it must promise, within an unchanged total of taxes and spending, to redirect the flow of resources so that the less well-off get more. 