OPEC has refused accreditation for Reuters, Bloomberg, the New York Times, the Financial Times, and the Wall Street Journal for its meeting in Vienna, which is taking place this week. “We believe that transparency and a free press serve readers, markets, and the public interest, and we object to this restriction on coverage,” Bloomberg quoted a Reuters spokesman as saying, adding that it had been given no explanation by OPEC for the decision to refuse it accreditation. “We are once again very disappointed that OPEC is excluding…