The Great Unwind has begun, Citigroup warns Avoid leveraged companies, countries and consumers, bank's strategists say By Alistair Barr, MarketWatch Last update: 9:51 p.m. EDT March 19, 2008 SAN FRANCISCO (MarketWatch) -- The Great Unwind has begun, Citigroup Inc. strategists warned on Wednesday. As markets and economies de-leverage across the globe, investors should avoid companies and countries that have grown to rely too much on borrowed money, they said. That means favoring public-equity markets over hedge funds, private-equity and real estate, while leaning toward emerging market countries and away from developed nations like the U.S., the bank's global equity strategy...