From January 2009 Slovakia will be the eurozone’s newest (and 16th) member. The stability the single currency provides the fast-growing country is attracting considerable investment. But Sara Nunnally says trading on the local stock market remains complicated and risky. Instead, she recommends the numerous international tech companies that are flocking to the area…

Back when I was still managing money 10 years ago, I had a client who transferred in a rather sizable account. There was only one problem. Over 90% of his net worth was tied up in a single stock, Ericsson (NASDAQ:ERIC). He refused to use a trailing stop or sell a share of it or even to use a position sizing strategy.