South West France (wine region) the grapes to be harvested earlier and the wines to be of a stronger alcohol level. Many Bordeaux wine merchants saw the wines of the "High Country" as a threat to their economic interest and during the 13th & 14th century a set of codes, known as the "police des vins", were established which regulated the use of the port of Bordeaux for wine trading. The "police des vins" stated that no wine could be traded out of Bordeaux until the majority of Bordelais wine had already been sold. This had a devastating effect on the wine industry of the
Investment wine premier wines that are worth considering as a financial investment. It is also estimated that about 90 percent of the world's investment grade wine is produced in the Bordeaux region of France, which explains why the region is the main target for investment wine fraudsters. Vintage ports historically have made up much of the rest of the market inventory, but now more and more varied and global selections of wines are finding their way into the investor market. Outstanding vintages from the best vineyards may sell for thousands of dollars per bottle, though the broader term ""fine wine"" covers bottles