The latest Rabobank Wine Quarterly focuses on problems in the U.K. wine sector. Exports from major wine producers have improved significantly this year, but are still below pre-crisis levels. And as the world's largest wine importer, the U.K. is set to become even less profitable. “The long-term problems in the U.K. wine trade threaten profitability for major suppliers who've become dependent on that market,” predicts Stephen Rannekleiv of Rabobank.