Yes, the Phillies are trading only their own players for Blue Jays right-hander Roy Halladay, proving they had the talent to land him without involving a third team.
Yes, the Phillies could have had Halladay and Lee in the same glorious rotation, then tried to re-sign one or the other before both became free agents at the end of next season.
But the Phils simply could not afford both at once.
Not in money. Not in prospects.