helena: journalist sam cowie in sao paulo. thank you very much. sam: thank you.elena: bolsonaro has pledged to kickstart brazil's economy. he is promising to emulate u.s. president donald trump by putting national interests first and promoting the private sector. that is easier said than done. as the country grapples with soaring debt. for the new finance minister, there will be plenty of challenges. reporter: this is paulo guedes, the man in charge of turning brazil's economic fortunes around. a u.s.-trained economist, he has pledged to introduce a host of free market reforms. here he is back in october telling the media about his plans to boost investment by lowering interest rates and reducing bureaucracy. he also wants to sell off state enterprises in order to reduce public debt, which skyrocketed during the previous administration. so just how big of a challenge will that be? let's s take a look at the numberers. back in 2014, brazil's government debt amounted to 58% of total economic output. by 2018 it had surged to 76%. the world bank has warned that the f