RT Article T1 Confident and cunning: negotiator self-efficacy promotes deception in negotiations JF Journal of business ethics VO 171 IS 1 SP 139 OP 155 A1 Gaspar, Joseph P. A1 Schweitzer, Maurice E. LA English PB Springer YR 2021 UL https://ixtheo.de/Record/1761135619 K1 Deception K1 Lying K1 Negotiation K1 Self-efficacy K1 Ethics K1 Confidence K1 Aufsatz in Zeitschrift DO 10.1007/s10551-019-04349-8