So, Delhi airport is to become the world's most expensive for airlines. It's one of those stories you barely notice, just another sign of India's booming economy -- until you stop to think: it doesn't make any sense at all. India's aviation sector is in crisis. Kingfisher Airlines, the toast of the industry a few years ago, is on the verge of collapse, unable to pay its pilots' salaries or its fuel bills, its international flights cancelled, its domestic operations pared back to … [Read more...]