<prompt> Translate the following text to EnglishHasara ya mapato inayohusiana na msukumo wa kodi inawakilisha gharama ya bajeti ya serikali ya shirikisho ya kukuza akiba na uwekezaji kwa madhumuni maalum.  <response>: The revenue loss associated with a tax incentive represents the federal governments budgetary cost of promoting saving and investment for particular purposes. 