Boris Petrov, a research expert at the Bulgarian National Bank, and two of his colleagues Dr. Nikolay Nenovsky and Kalin Hristov, have started a new website to stimulate free discussions and debates about the optimal monetary regime for Bulgaria. The creators of the site believe that euroisation (the unilateral adoption of the euro as a legal tender) could allow Bulgaria to join European monetary union early. However, they say they don't know the right answer to the question of what is the