Variable type

Variable name

Description of assignment

Maximum

Minimum

Average value

Standard deviation

Expected impact direction

Fertility Desire

Willingness of female employees in department M to have a second child

No Fertility Desire = 1; There Fertility Desire = 0

1

0

0.625

0.484

Independent variable

Age (x1)

“≤25 years old” = 1; “26 - 35 years old” = 2; “36 - 45 years old” = 3; “46 - 55 years old” = 4; “≥56 years old” = 5

5

1

3.000

1.162

+

Degree (x2)

High school and below = 1; Junior college = 2; Undergraduate = 3; Master = 4; Doctor = 5

5

1

3.339

0.847

-

Personal annual income (x3)

“≥¥ 220,000” = 1; “≥¥ 120,000 & <¥ 220,000” = 2; “≥¥ 120,000 & <¥ 170,000” = 3; “≥¥ 70,000 & <¥ 120,000” = 4; “<¥ 70,000” = 5

5

1

4.275

1.108

+

Marital Status (x4)

Married = 0; Unmarried = 1

1

0

0.218

0.413

-

Annual family income (x5)

“≥¥ 520,000” = 1; “≥¥ 370,000 & <¥ 520,000” = 2; “≥¥ 220,000 & <¥ 370,000” = 3; “≥¥ 70,000 & <¥ 220,000” = 4; “<¥ 70,000” = 5

5

1

3.782

0.944

+

Personal situation (x6)

No siblings = 0; Have siblings = 1

1

0

0.279

0.448

-

Currently raising children (x7)

Yes = 0; No = 1

1

0

0.432

0.495

+

Parents support having a second child (x8)

Support = 0; Not Support = 1

1

0

0.129

0.335

+

Work pressure (x9)

A lot of pressure = 1; Some pressure = 2; General = 3; No pressure = 4

4

1

2.757

0.680

-

Family atmosphere (x10)

Bad = 1; Normal = 2; Good = 3

3

1

2.068

0.513

-

Live with parents (x11)

Yes = 0; No = 1

1

0

0.918

0.275

-

Commuting time (x12)

Very long = 1; Long = 2; General = 3; Short = 4; Very short = 5

5

1

2.436

0.980

-

Own house (x13)

Yes = 0; No = 1

1

0

0.261

0.439

+

Private time (x14)

Many = 1; Some = 2; General = 3; Few = 4; None = 5

5

1

2.461

1.013

+