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Table 1 Maize, copper and crude oil price trends 1982–2021

From: Effects of crude oil prices on copper and maize prices

 

LOG_MAIZE

LOG_COPPER

LOG_CRUDE_OIL

Mean

4.8892

8.0664

3.5375

Median

4.7841

7.9159

3.3906

Maximum

5.8083

9.2264

4.8890

Minimum

4.1791

7.1491

2.2635

SD

0.3557

0.6405

0.6605

Skewness

0.6657

0.2220

0.2788

Kurtosis

2.8672

1.5294

1.8509

Jarque–Bera

35.3521

46.6083

32.2197

Probability

0.0000

0.0000

0.0000