Land prices went up by 500% during the last decade and developers went on a building spree in Spain. 800,000 units were built in 2007 alone. Many of these developed areas are now ghost towns. Coastal villages were turned into residential areas for vacationing Spaniards and for retired people from other parts of Europe. At the peak of the boom in real estate the construction sector accounted for 12% of GDP, double the level in Britain and France. Spain's deputy finance minister, Jose Campa,says that the adjustment in housing prices has already taken place. Yet housing prices are down a modest 12.8% from the peak according to the Bank of Spain. And that leaves plenty of skeptics. The estimates of the central bank, the Bank of Spain, are that banks in Spain have $280 billion in "problematic exposure," on their books, out of $580 billion invested in real estate and construction. With the lack of adequate disclosure it is hard to estimate the real exposure of Spanish banks. To improve investor confidence, the Bank of Spain is forcing banks to make more disclosures and to acknowledge bad assets faster....