Table 19

The moderating effect of R&D intensity

Return on assetsReturn on equityCAR
ROAi,t+1ROAi,t+2ROAi,t+3ROEi,t+1ROEi,t+2ROEi,t+3CAR (−2,2)CAR (−1,1)
OTCi,t× RDinti,t−0.0310.0620.172−0.1580.1650.236−0.0810.005
(−0.33)(0.48)(1.02)(−1.00)(0.76)(0.83)(−0.73)(0.05)
RDCi,t× RDinti,t−0.199***−0.151**−0.164−0.366***−0.308**−0.1200.154**0.082
(−3.96)(−1.98)(−1.52)(−3.98)(−2.30)(−0.61)(2.35)(1.56)
OTCi,t−0.004*−0.008*−0.015***−0.006−0.017**−0.030***0.003−0.000
(−1.69)(−1.95)(−2.82)(−1.12)(−2.18)(−2.85)(0.75)(−0.16)
RDCi,t−0.002−0.004*−0.001−0.005*−0.007*−0.008−0.0010.001
(−1.55)(−1.72)(−0.45)(−1.65)(−1.83)(−1.43)(−0.63)(0.36)
UEi,t      0.001**0.001***
      (1.97)(2.83)
ROAi,t0.557***0.464***0.397***     
(33.68)(21.85)(14.67)     
ROEi,t   0.496***0.370***0.319***0.042***0.022***
   (32.01)(16.68)(12.05)(4.70)(2.93)
Sizei,t0.006***0.006***0.005***0.013***0.013***0.012***0.004***0.003***
(11.55)(6.49)(4.13)(12.63)(8.08)(5.58)(5.65)(5.75)
Levi,t−0.033***−0.033***−0.027***−0.0080.0020.016−0.007**−0.005
(−11.41)(−7.50)(−4.62)(−1.63)(0.27)(1.56)(−2.10)(−1.59)
MBi,t0.012***0.008***0.005**0.023***0.019***0.012***0.005***0.005***
(11.61)(4.97)(2.32)(12.00)(5.98)(2.98)(4.18)(4.57)
Growthi,t0.008***−0.006*−0.018***0.021***−0.001−0.026***−0.000−0.001
(3.72)(−1.77)(−4.38)(5.33)(−0.24)(−3.54)(−0.11)(−0.46)
RDinti,t0.589***0.642***0.683***1.212***1.425***1.295***−0.145***−0.094**
(13.51)(10.15)(7.82)(15.93)(12.62)(8.46)(−2.76)(−2.12)
Constant−0.107***−0.057**−0.075***−0.251***−0.216***−0.220***−0.103***−0.085***
(−7.44)(−2.56)(−2.67)(−9.93)(−6.07)(−3.87)(−5.76)(−5.88)
Fixed Effects
IndustryYESYESYESYESYESYESYESYES
YearYESYESYESYESYESYESYESYES
# of Obs.11,1108,2245,89911,1108,1945,86810,87310,873
Adj. R20.5100.3460.2520.4160.2600.1890.0270.020

Note(s): All variables are defined in Appendix. The robust t statistics shown in parentheses are based on the firm-clustered standard errors. *, ** and *** represent the statistical significance level of 10%, 5% and 1%, respectively

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