<prompt> Human: David Cameron has warned of a second crash coming: . Whether hes right or wrong is a moot point, but the question is how would you prepare your finances to survivetake advantage of something like this?Assistant: The same way I prepare for a global bull market: by investing according to my asset allocation and risk tolerance.Human: Isnt a global downturn a bad time to invest though?  <response>: If you believe that the world economy will recover, global downturns are the best times to invest if you have the stomach for it. 