Dependent variable | Retirement age | Retirement age (unit: years) |

Main explanatory variables | Has R.E. income | 1 if there is real estate income, 0 otherwise |

Log (R.E. income) | Logarithm of real estate income (unit: 10,000 won) |

Log (R.E. income ratio) | Logarithm of the ratio of real estate income to household income (unit: %) |

Income | Log (income) | Logarithm of household income (unit: 10,000 won) |

Age | 30s | 1 if you are in your 30s, 0 otherwise. |

40s | 1 if you are in your 40s, 0 otherwise. |

50s | 1 if you are in your 50s, 0 otherwise. |

60s | 1 if you are in your 60s, 0 otherwise. |

Working status | Wage worker | 1 if employee, 0 otherwise. |

Self-employed | 1 if self-employed, 0 otherwise |

Marital status | Single | 1 if never married, 0 otherwise |

Spouse | 1 if married and has a spouse, 0 otherwise |

Non-spouse | 1 if married but no spouse, 0 otherwise. |

Health status | Health | 1 if your health is very bad, 2 if it is bad, 3 if it is average, 4 if it is good, and 5 if it is very good. |

Education | No_high school | 1 if not graduate from high school, 0 otherwise |

High school | 1 if graduated from high school, 0 otherwise |

College | 1 if graduated from college, 0 otherwise |

Gender | Male | 1 if male, 0 if female |

Female | 1 if female, 0 if male |

Region | Seoul | 1 if live in Seoul, 0 otherwise |

Busan | 1 if live in Busan, 0 otherwise |

Daegu | 1 if live in Daegu, 0 otherwise |

Incheon | 1 if live in Incheon, 0 otherwise |

Gwangju | 1 if live in Gwangju, 0 otherwise |

Daejeon | 1 if live in Daejeon, 0 otherwise |

Ulsan | 1 if live in Ulsan, 0 otherwise |

Gyeonggi | 1 if live in Gyeonggi, 0 otherwise |

Gangwon | 1 if live in Gangwon, 0 otherwise |

Chungbuk | 1 if live in Chungbuk, 0 otherwise |

Chungnam | 1 if live in Chungnam, 0 otherwise |

Jeonbuk | 1 if live in Jeonbuk, 0 otherwise |

Jeonnam | 1 if live in Jeonnam, 0 otherwise |

Gyeongbuk | 1 if live in Gyeongbuk, 0 otherwise |

Gyeongnam | 1 if live in Gyeongnam, 0 otherwise |

Jeju | 1 if live in Jeju, 0 otherwise |

Sejong | 1 if live in Sejong, 0 otherwise |