Must be a multiple of 1
Since workers can return an assignment or drop out, some "spare" participants will be created: the oTree session will have 2 times more participant objects than the number you enter here.
Introduction for Coordination across time (with real effort)
Base Treatment for Coordination across time (with real effort)
Signal No Cost Treatment for Coordination across time (with real effort)
Private cost Treatment for Coordination across time (with real effort)
Public Signal (Clock Tower) Treatment for Coordination across time (with real effort)
Private Signal (Watch) Treatment for Coordination across time (with real effort)