<prompt> Translate the following text to SwahiliThe two authors might want to reread their original WSJ article, which Assume that after-tax earnings are a reasonable estimate of the cash flow from a stock.  <response>: Wanahisabati wawili wanaweza kupenda kusoma tena makala yao ya awali ya WSJ, ambayo inasema kwamba mapato baada ya kodi ni makadirio ya busara ya mtiririko wa fedha kutoka kwa hisa. 