“…Self-confident business negotiator believes in himself, accepts opinions of the other partners, behaves credibly, smiles, looks positively, remembers names of people with who he spontaneously converses and then addresses them, say [92] and [19] predicts that successful business negotiator has to have high-level communication skills including stress resistance, ability to assess a business partner and specify his/her real interests and needs. Necessary skills and abilities of a business negotiator include personality intellectual [4], innovative and realistic judgement and perception, planning [23], conceptual and organizational skills [12], flexibility, creativity and objectivity, emotional maturity, e.g. honesty, ambition, discipline, perseverance, result orientation, assertiveness, enthusiasm, but also interpersonal skills, i.e.…”