house price and/or transaction volume will drop;
company can not get loans:
--small business will bankrupted. mid-size will struggle, big company will have slow/no growth, there will be less or no high-tech start-ups;
there will be less or no new house built;
people can not buy house as they may be required to pay 30% or 40% downpayment and the appraisal value will be lower than price, and the mortgage rate and/or cost will be high;
credit card apr will be high;
people will pay 'insane' car loan rate;
people will pay 'insane' student loan;
you will pay more tax no matter which dummy is in the whitehouse;