Despite all the talk about not enough being done in New Delhi, the economy not being in fine fettle and the poor fiscal situation, the stock market is on a roll again. True, the market has an in-built discounting mechanism but there has never been a time when you have had so many mixed signals. For most developed and emerging markets, debt at the government level is going up. As any third-rate economist can parrot, a high debt to GDP ratio constrains an economy’s ability to grow.