Table 7

Estimates from 2SLS

First stageSecond stageFirst stageSecond stageFirst stageSecond stage
DV = GPRDV = investment inefficiencyDV = GPRDV = overinvestmentDV = GPRDV = underinvestment
VariablesModel 1Model 2Model 3Model 4Model 5Model 6
GTA0.0146*** 0.0001*** 0.0127*** 
(0.000) (0.000) (0.000) 
Pred_GPR 0.0335*** 0.1050*** 0.1123***
 (0.007) (0.022) (0.039)
TANG−0.0098***0.0520***−0.0223***0.0812***−0.0052*0.0185***
(0.002)(0.003)(0.004)(0.008)(0.003)(0.001)
SIZE−0.0045***−0.0057***−0.0078***−0.0152***−0.0031***−0.0016***
(0.000)(0.000)(0.000)(0.001)(0.000)(0.000)
ROA−0.0321***0.0778***−0.0080*0.0767***−0.0470***0.0224***
(0.006)(0.009)(0.014)(0.029)(0.007)(0.003)
LEVE−0.00290.0323***−0.00100.0426***0.00250.0125***
(0.002)(0.003)(0.004)(0.008)(0.002)(0.001)
CASH−0.00180.0370***−0.00580.0977***0.00290.0038*
(0.004)(0.006)(0.007)(0.015)(0.005)(0.002)
SLACK−0.00010.0017***−0.0014*0.0093***0.00010.0015***
(0.000)(0.000)(0.000)(0.002)(0.000)(0.000)
Ln_OC0.0009−0.0001−0.0022−0.0058**0.0028***0.0004
(0.000)(0.001)(0.001)(0.002)(0.000)(0.000)
ROE0.0034*0.00070.0038−0.00050.0030−0.0034***
(0.002)(0.002)(0.005)(0.011)(0.002)(0.001)
CFO0.0004−0.00020.0185**−0.0086−0.00010.0003
(0.000)(0.000)(0.007)(0.012)(0.000)(0.000)
Ln_Age−0.0001−0.0058***0.0000−0.0140***−0.0002−0.0010***
(0.000)(0.000)(0.000)(0.001)(0.000)(0.000)
TOBINSQ0.00030.00140.00060.0092***0.0000***0.0015***
(0.000)(0.001)(0.000)(0.002)(0.000)(0.000)
GDP_GRO0.0154***−0.00010.0147***−0.0018**0.0156***−0.0016***
(0.000)(0.000)(0.000)(0.001)(0.000)(0.001)
Intercept4.4732***−0.0576*4.5316***−0.2405**4.4473***−0.4250**
(0.004)(0.031)(0.000)(0.102)(0.005)(0.172)
Industry FEYESYESYESYESYESYES
Year FEYESYESYESYESYESYES
Observations38,32438,32411,63311,64926,75326,753
Adj. R2 0.0846 0.1152 0.0967
F413.0941.1087291.5840.5493156.15146.6132
p-value0.0000.0000.0000.0000.0000.000
Kleibergen-Paap rk LM statistic 254.4466 158.2647 105.8990
p-value 0.0000 0.0000 0.0000
Cragg-Donald Wald F statistic 413.0939 291.5768 156.1502
p-value 0.0000 0.0000 0.0000

Note(s): This table estimates 2SLS by employing growth rate of terrorist attacks (GTA) as an instrument variable for geopolitical risk. In the first stage, GPR is regressed on GTA alongside all relevant control variables to account for potential endogeneity. To assess the validity and relevance of the instrument, we conduct standard diagnostic tests. The Kleibergen-Paap rk LM statistic yields a p-value of 0.000, confirming the relevance of the instrument, while the Cragg-Donald Wald F statistic is statistically significant, mitigating concerns regarding weak identification. In the second stage, the predicted values of GPR (Pred_GPR) obtained from the first stage are used to estimate the baseline equations. All models employing pooled panel OLS estimation. Robust standard errors in brackets are clustered by firm and year to address serial correlation and heteroskedasticity. The measurement of the variables is in  Appendix Table A1. *, **, and *** indicate significance levels of 10%, 5%, and 1%, respectively

Source(s): Authors own work

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