Table 5 OLS estimation of soybean traffic using quarterly transformed data

Constant

17983789^b (7572870)

15202192^a (4814693)

12766553^a (3524515)

21.77896^a (4.184258)

Tollrate

− 1105391^c (570,887.2)

− 635,635.7^b (267,959.6)

− 634,014.3^b (266,712.5)

−0.949883^a (0.297389)

Seasonality

2279460^a (623,069.1)

2028561^a (541,910.7)

2077809^a (535,395.0)

0.950451^a (0.157824)

Soybeanbasis

14,352..84 (9408.789)

13,845.97^c (8304.076)

16,187.68^b (7653.380)

0.209609^b (0.103671)

Gulfpnwspread

− 579.4334 (47,503.24)

−20,799.43 (27,859.90)

–

–

Spreadcargo

21.64362^a (4.223979)

19.32899^a (3.236470)

19.22035^a (3.218255)

0.569266^a (0.105328)

Avgdollarindex

−1,163,632.9^b (75,575.55)

−146,217.8^a (47,444.46)

−126,204.0^a 38,964.06

−3.047208^a (0.987651)

BDI

−87.24312 (204.7646)

–

–

–

Bunkerhouston

− 918.1969 (2892.458)

–

–

–

Brazileastasiamt

0.067153 (0.072270)

–

–

–

Observations

54

54

54

54

R²

0.822814

0.817850

0.815690

0.869169

Adjusted R²

0.786572

0.794596

0.796491

0.855541

Durbin Watson

1.922334

2.012731

2.029547

1.555168

Akaike Info. Criterion

31.24291

31.15943

31.13418

0.930419