smj2145-sup-0001-AppendixS1.docWord document51KWeb Appendix S1: Test of nonresponse bias
smj2145-sup-0002-AppendixS2.docWord document50KWeb Appendix S2: Response formats and scale items
smj2145-sup-0003-AppendixS3.docWord document125KWeb Appendix S3: Measurement model for manufacturer–contractor sample
smj2145-sup-0004-AppendixS4.docWord document241KWeb Appendix S4: Key descriptives
smj2145-sup-0005-AppendixS5.docWord document42KWeb Appendix S5: Choice of concurrent vs. singular sourcing form
smj2145-sup-0006-AppendixS6.docWord document131KWeb Appendix S6: Baseline regression model with main effects only
smj2145-sup-0007-AppendixS7.docWord document24KWeb Appendix S7: Common method variance

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