Table A1

Three examples of boards’ informational faultlines and expected return on assets

ExampleType of directorshipTenure (in years)Educational specializationEducational levelExpected return on assets
Group 1: Weak IFLSa (IFLS = 0.00)Executive1–5BusinessMaster’s9%
Executive1–5BusinessMaster’s 
Executive1–5BusinessMaster’s 
Executive1–5BusinessMaster’s 
Group 2: Moderate IFLS (IFLS = 0.15)Independent< 1LawMaster’s3%
Independent> 10LawPhD 
Executive< 1ScienceMaster’s 
Affiliated< 1EconomicsMaster’s 
Group 3: Strong IFLS (IFLS = 0.45)Independent< 1LawBachelor’s13%
Independent< 1LawMaster’s 
Executive1–5BusinessBachelor’s 
Executive1–5BusinessMaster’s 

Note:a IFLS = Informational faultlines

Source: Created by authors

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