>>13Soon after graduation, Karadžić started working in a treatment centre at the psychiatric clinic of the main Sarajevo hospital, Koševo. According to testimony, he often boosted his income by issuing false medical and psychological evaluations to healthcare workers who wanted early retirement or to criminals who tried to avoid punishment by pleading insanity.[27] In 1983, Karadžić started working at a hospital in the Belgrade suburb of Voždovac. With his partner Momčilo Krajišnik, then manager of a mining enterprise Energoinvest, he managed to gain a loan from an agricultural-development fund, and they used it to build themselves houses in Pale, a Serb town above Sarajevo turned into a ski resort by the government.[27]