Supplementary material for Volume 76, Issue 3

Testing for Unit Roots in Small Panels with Short-run and Long-run Cross-sectional Dependencies
YOOSOON CHANG and WONHO SONG

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Transparency and Economic Policy
ALESSANDRO GAVAZZA and ALESSANDRO LIZZERI

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Training, Wages, and Sample Selection: Estimating Sharp Bounds on Treatment Effects
DAVID S. LEE

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Learning to Wait: A Laboratory Investigation
RYAN OPREA, DANIEL FRIEDMAN and STEVEN T. ANDERSON

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Cooperation in Experimental Games of Strategic Complements and Substitutes
JAN POTTERS and SIGRID SUETENS

Supplementary material for this article