Cozzi, GuidoGuidoCozzi2023-04-132023-04-132017-03https://www.alexandria.unisg.ch/handle/20.500.14171/102574What if the statutory fiscal depreciation of buildings was higher than their effective economic depreciation? This would imply that markets would value buildings more than their social fundamental value. I prove that this would allow house price bubbles to emerge and open the door to sudden crashes. This paper provides an example of how a misaligned fiscal policy measure could generate potentially destabilizing self-fulfilling prophecies even in an economy with fully rational and forward-looking individuals.enworking paper