Tobacco and Alcohol: Complements or Substitutes? - A Statistical Guinea Pig Approach

Variable

Drinking

Coefficient St. Error

Smoking

Coefficient St. Error

father monthly drinker

1.796**

0.363

-1.542**

0.436

father weekly drinker

3.230**

0.365

-1.507**

0.439

father daily drinker

4.146**

0.357

-1.154**

0.426

mother monthly drinker

2.903**

0.268

-1.199**

0.329

mother weekly drinker

4.686**

0.355

-0.580

0.437

mother daily drinker

4.557**

0.464

-0.569

0.569

father ex-smoker

0.711*

0.288

3.593**

0.366

father smoker

0.821**

0.297

6.995**

0.369

mother ex-smoker

0.185

0.341

2.997**

0.415

mother smoker

0.497

0.296

7.464**

0.345

constant

-8.246**

1.978

-35.171**

2.379

year 1986

-2.826**

0.385

-3.893**

0.467

year 1990

-3.075**

0.313

-4.983**

0.373

year 1992

-7.622**

0.776

-5.667**

0.768

west

-7.738**

0.654

0.119

0.575

female

-11.231**

0.211

-4.449**

0.257

age

2.200**

0.143

3.271**

0.176

age²/100

-3.120**

0.267

-5.536**

0.327

parents married

-0.215

0.324

-2.086**

0.382

father has low degree

0.766*

0.364

-0.425

0.436

father has medium degree

0.489

0.455

-0.769

0.553

father has high degree

0.025

0.736

-1.908*

0.911

father has uni degree

0.958

0.503

-2.450**

0.614

mother has low degree

-0.141

0.280

-0.520

0.338

mother has medium degree

-0.002

0.359

-0.517

0.439

mother has high degree

-0.980

0.765

-2.852**

0.968

mother has uni degree

-0.094

0.584

-2.121**

0.719

grown up with mother

-2.024**

0.716

-4.596**

0.826

grown up with father

-4.580**

1.230

-5.387**

1.508

grown up with both

1.181

1.326

0.873

1.532

no. children at parents home

0.104

0.075

0.648**

0.089

LR-statistic

4364.426

2419.640

number of obs.

25695

26353