Table 1 Descriptive statistics for U.S. and Chinese futures prices (in $).

From: COVID-19, the Russia–Ukraine war and the connectedness between the U.S. and Chinese agricultural futures markets

Futures varieties

Variables

Obs

Mean

Std.Dev.

Min

Max

Skew

Kurt

Soybean

PUsoy

1479

433.8863

100.3224

294.6845

650.3635

0.1673

1.5887

PCsoy

1479

716.2761

166.2932

455.1273

1017.1929

0.0642

1.6156

Corn

PUcorn

1479

181.9953

48.5774

114.6403

299.2774

0.4831

1.9871

PCcorn

1479

350.5157

65.4015

257.7443

470.2175

−0.0592

1.3833

Cotton

PUcotton

1479

1838.0425

419.1689

1074.9727

3414.7359

1.1697

4.5088

PCcotton

1479

2310.1253

464.7683

1459.1755

3549.6847

0.8507

3.2177