RT Article T1 Null Findings, Replications and Preregistered Studies in Business Ethics Research JF Journal of business ethics VO 160 IS 3 SP 609 OP 619 A1 Roloff, Julia A1 Zyphur, Michael J. LA English PB Springer Science + Business Media B. V YR 2019 UL https://www.ixtheo.de/Record/178567031X K1 Research Plan K1 Preregistration K1 Questionable Research Practices K1 Business Ethics Theory K1 Null Findings DO 10.1007/s10551-018-3864-8