Yanis Varoufakis, handed the potentially explosive role of finance minister in Greece's new anti-austerity government, is known as "Dr Doom" over his stance on the country's deep economic woes. Varoufakis believes the shattered country can never begin to recover until its massive international rescue package is completely renegotiated. Varoufakis, a shaven-headed 53-year-old economist who has ...