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Table 1 Summary statistics

From: The capital market spillover effect of product market advertising: Evidence from stock price synchronicity

Variable No. of obs.MeanS.D.P25MedianP75
Syn9,360−0.2840.821−0.809−0.2360.305
Ad9,3600.0160.0370.0010.0030.012
Debt9,3600.4600.2090.2960.4590.623
Size9,36022.2011.19821.38622.06722.886
Mb9,3601.7312.1240.7771.2732.074
Turnover9,3601.7101.2520.7941.3542.276
Big49,3600.0510.2200.0000.0000.000
Age9,3602.4250.6081.9462.6392.944
Roa9,3600.0390.0500.0130.0340.063
Institution9,3600.4080.2250.2340.4170.577
Top19,3600.3460.1500.2280.3230.449
Msh9,3600.7670.4231.0001.0001.000
Independent9,3600.3720.0540.3330.3330.400