Area

Fixed effect

β 1

β 2

β 3

Wuhan

0.228206

0.767510

−0.056024

−0.063750

Huangshi

0.113651

−0.074545

0.434497

0.094647

Shiyan

0.256524

−0.123605

0.533329

−0.017637

Yichang

−0.883834

0.238224

0.391790

0.148625

Xiangyang

0.506471

0.061494

0.375156

0.078553

Ezhou

−0.474434

−0.487179

0.728457

−0.017275

Jingmen

1.627321

0.637393

0.072777

−0.333959

Xiaogan

0.427549

0.014907

0.303147

0.122958

Jingzhou

0.496782

0.099174

0.339363

0.002828

Huanggang

−0.214690

−0.238633

0.383484

0.375891

Xianning

−0.468961

−0.009465

0.455809

0.083043

Suizhou

0.046942

−0.060376

0.360856

0.112562

Enshi

−0.879919

0.014998

0.550089

−0.005566

Xiantao

0.273954

0.208718

0.185374

0.107345

Qianjiang

−1.094671

−0.104010

0.451030

0.269593

Tianmen

0.039108

−0.036792

0.393772

−0.051777