I think I'd use thick round cake boards though and possibly make just one tier so it can be used for a cake too.
C&D cupcake stall
Picturing a millennium falcon cake stand or Mario coin ot lots of things
em-j's Shopping; eBay
How to Make a Cupcake Tower. Such a clever idea! Cupcake tower from cardboard and soup cans. There are endless possibilities for making it your own style!
would make a great cupcake stand for a princess party . . . ..Make a cardboard castle using discarded boxes and toilet paper rolls
Ideas for Kids
Star Wars R2D2 Cupcake Stand (Holds 12)
Cupcake Stand - Ice Cream Cart http://www.littlecupcakeboxes.co.uk/cupcakeboxes/Cupcake-Stand-ice-cream-cart-1692.html #cake-stand
English Afternoon Tea
Star Wars™ R2D2 Cardboard Cupcake Cake Display Stand - 12 Cupcakes #kitchengadgets #baking #kitchens
Wire & Cardboard Cupcake Stands - Cupcake Holders - Party City