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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.

Mean

S.D.

P25

Median

P75

Syn

9,360

−0.284

0.821

−0.809

−0.236

0.305

Ad

9,360

0.016

0.037

0.001

0.003

0.012

Debt

9,360

0.460

0.209

0.296

0.459

0.623

Size

9,360

22.201

1.198

21.386

22.067

22.886

Mb

9,360

1.731

2.124

0.777

1.273

2.074

Turnover

9,360

1.710

1.252

0.794

1.354

2.276

Big4

9,360

0.051

0.220

0.000

0.000

0.000

Age

9,360

2.425

0.608

1.946

2.639

2.944

Roa

9,360

0.039

0.050

0.013

0.034

0.063

Institution

9,360

0.408

0.225

0.234

0.417

0.577

Top1

9,360

0.346

0.150

0.228

0.323

0.449

Msh

9,360

0.767

0.423

1.000

1.000

1.000

Independent

9,360

0.372

0.054

0.333

0.333

0.400