J. Korean Soc. Hazard Mitig. > Volume 18(7); 2018 > Article |
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Classification | Hangangno flood risk zone (Model 1) | Umyeonsan collapse risk zone (Model 2) | ||||||
---|---|---|---|---|---|---|---|---|
Mean | Std. D. | Min | Max | Mean | Std. D. | Min | Max | |
n | 12,797 | 14,025 | ||||||
Sales Prices (10,000 won/m2) | 818.1 | 255.2 | 122.5 | 2,215.1 | 801.1 | 227.5 | 5.9 | 1,926.8 |
Area for exclusive use (m2) | 89.3 | 35.4 | 13.0 | 317.4 | 93.7 | 45.3 | 18.2 | 273.9 |
Floor | 9.9 | 7.2 | −1.0 | 42.0 | 8.2 | 5.6 | 1.0 | 46.0 |
House age(selling year-building year) | 15.5 | 11.3 | 1.0 | 49.0 | 12.2 | 8.6 | 1.0 | 40.0 |
Building to land ratio(%) | 31.6 | 15.9 | 10.0 | 94.5 | 39.0 | 14.9 | 14.6 | 88.6 |
Floor to area ratio(%) | 487.4 | 262.7 | 111.9 | 1,725.1 | 591.1 | 367.6 | 153.9 | 1,566.6 |
Lot size (m2) | 22,318.8 | 19,334.0 | 133.3 | 57,016.5 | 8,513.4 | 9,662.4 | 248.8 | 39,197.6 |
Number of households | 516.6 | 434.6 | 5.0 | 1,458.0 | 252.5 | 222.6 | 5.0 | 893.0 |
Maximum no. of floors | 19.3 | 8.7 | 4.0 | 43.0 | 15.4 | 6.9 | 5.0 | 46.0 |
Euclidean distance to Han-river(m) | 799.4 | 774.1 | 56.5 | 3,394.8 | 3,147.2 | 621.6 | 1,948.4 | 6,095.6 |
Network distance to the nearest elementary school(m) | 542.7 | 251.9 | 0.0 | 1,250.2 | 611.4 | 308.9 | 0.0 | 1,423.4 |
Network distance to the nearest subway station(m) | 818.2 | 362.2 | 181.0 | 1,870.8 | 677.5 | 386.6 | 0.0 | 1,727.9 |
Number of schools within 500m radius | 0.3 | 0.6 | 0.0 | 3.0 | 0.5 | 0.8 | 0.0 | 4.0 |
Number of subway stations within 500m radius | 0.2 | 0.6 | 0.0 | 3.0 | 0.2 | 0.4 | 0.0 | 2.0 |
Selling year* | 2,012.2 | 4.0 | 2,006.0 | 2,017.0 | 2,011.8 | 3.7 | 2,006.0 | 2,017.0 |
Distance to the natural disaster risk reduction districts(m)* | 734.9 | 430.0 | 0.0 | 1,465.4 | 717.8 | 439.7 | 1.6 | 1,473.3 |
Classification | Hangangno flood risk district (Model 1) | Umyeonsan collapse risk district (Model 2) | ||
---|---|---|---|---|
Area for exclusive use(m2) | −0.0008 *** (−12.45) | −0.0012 *** (−25.99) | ||
Floor | 0.0043 *** (11.4) | 0.0051 *** (13.49) | ||
House age(Selling year-building year) | 0.0024 *** (7.99) | −0.0037 *** (−12.45) | ||
building to land ratio(%) | −0.1756 *** (−8.35) | −0.2237 *** (−10.15) | ||
Floor to area ratio(%) | 0.0021 (1.25) | −0.0206 *** (−18.87) | ||
Lot size(m2) | 0.0001 *** (30.44) | 0.0001 *** (25.48) | ||
Number of households | −0.0003 *** (−27.84) | −0.0001 *** (−4.87) | ||
Max floor | 0.0099 *** (15.5) | 0.0084 *** (16.44) | ||
Euclidean distance to the Han-river (m) | −0.0001 *** (−24.06) | −0.0001 *** (−15.35) | ||
Network distance to the nearest elementary school(m) | 0.0001 *** (4.41) | −0.0001 *** (−6.44) | ||
Network distance to the nearest subway station(m) | −0.0001 (−1.08) | 0.0001 *** (11.36) | ||
The Number of school within 500m radius | −0.0624 *** (−10.86) | −0.0277 *** (−10.58) | ||
The Number of subway station within 500m radius | 0.0072 (1.16) | 0.0851 *** (15.16) | ||
Spatial dummy | 200 m 내 | 0.0269 (1.43) | 0.1244 *** (8.26) | |
200~400 m | 0.1737 *** (8.93) | 0.0682 *** (5.06) | ||
400~600 m | −0.0706 ** (−3.28) | 0.0844 *** (4.39) | ||
600~800 m | 0.0063 (0.26) | −0.1344 *** (−7.81) | ||
800~1,000 m | 0.0943 *** (4.6) | 0.0313 ** (2.03) | ||
Selling year | 2007 | 0.1007 *** (6.83) | 0.0426 ** (2.95) | |
2008 | 0.1990 *** (10.9) | 0.1886 *** (12.97) | ||
2009 | 0.1875 *** (12.74) | 0.1719 *** (13.58) | ||
2010 | 0.1855 *** (10.24) | 0.2142 *** (14.65) | ||
2011 | 0.1648 *** (9.65) | 0.2493 *** (18.1) | ||
2012 | 0.1559 *** (8.09) | 0.2776 *** (16.44) | ||
2013 | 0.1488 *** (9.27) | 0.2920 *** (20.97) | ||
2014 | 0.2263 *** (16.23) | 0.3462 *** (27.32) | ||
2015 | 0.2120 *** (16.58) | 0.3578 *** (29.75) | ||
2016 | 0.2811 *** (21.67) | 0.3568 *** (28.45) | ||
2017 | 0.3471 *** (26.35) | 0.4253 *** (35.24) | ||
Location * time interaction | Inner 200 m | 2007 | 0.0520 (1.61) | 0.0039 (0.13) |
2008 | 0.0262 (0.64) | −0.0298 (−1.03) | ||
2009 | 0.1225 *** (3.83) | −0.0944 *** (−4.33) | ||
2010 | 0.1574 *** (3.83) | −0.1700 *** (−6.85) | ||
2011 | 0.1674 *** (4.69) | −0.1917 *** (−7.39) | ||
2012 | 0.3023 *** (8.43) | −0.2552 *** (−8.64) | ||
2013 | 0.2571 *** (7.58) | −0.2133 *** (−9.12) | ||
2014 | 0.0512 * (1.67) | −0.2713 *** (−12.27) | ||
2015 | 0.1138 *** (4.56) | −0.3011 *** (−14.54) | ||
2016 | 0.0423 * (1.77) | −0.2384 *** (−11.07) | ||
2017 | 0.0444 * (1.85) | −0.2863 *** (−13.39) | ||
200~400 m | 2007 | 0.0292 (0.85) | −0.0520 ** (−2.22) | |
2008 | 0.0416 (0.95) | −0.0859 *** (−3.6) | ||
2009 | −0.0349 (−1.11) | −0.0532 ** (−2.61) | ||
2010 | −0.0356 (−0.86) | −0.1100 *** (−4.72) | ||
2011 | 0.0182 (0.5) | −0.1388 *** (−6.38) | ||
2012 | 0.0027 (0.07) | −0.1092 *** (−3.83) | ||
2013 | 0.0364 (1.06) | −0.0960 *** (−4.15) | ||
2014 | 0.0026 (0.09) | −0.0145 (−0.73) | ||
2015 | 0.0455 * (1.84) | −0.1432 *** (−7.4) | ||
2016 | −0.0160 (−0.64) | −0.0979 *** (−4.9) | ||
2017 | −0.0074 (−0.3) | −0.0976 *** (−4.92) | ||
Location * time interaction | 400~600 m | 2007 | −0.0146 (−0.43) | −0.0816 ** (−2.2) |
2008 | −0.0814 ** (−2.14) | −0.0537 (−1.52) | ||
2009 | −0.1557 *** (−5.23) | −0.0612 ** (−1.97) | ||
2010 | −0.1524 *** (−4.3) | 0.2597 *** (9.21) | ||
2011 | −0.1282 *** (−3.66) | −0.0014 (−0.04) | ||
2012 | −0.1194 ** (−3.02) | −0.0261 (−0.68) | ||
2013 | −0.0839 ** (−2.48) | −0.0636 ** (−2.05) | ||
2014 | −0.1091 ** (−3.39) | −0.0926 ** (−3.25) | ||
2015 | −0.0410 (−1.49) | −0.1052 *** (−3.99) | ||
2016 | −0.0666 ** (−2.32) | −0.0970 ** (−3.47) | ||
2017 | −0.0171 (−0.6) | −0.1005 *** (−3.79) | ||
600~800 m | 2007 | 0.3061 *** (6.99) | −0.1523 *** (−5.12) | |
2008 | 0.1093 * (1.78) | −0.1921 *** (−6.88) | ||
2009 | 0.2946 *** (5.83) | −0.0581 ** (−2.27) | ||
2010 | 0.2414 *** (4.73) | −0.0831 ** (−3.03) | ||
2011 | 0.2445 *** (4.83) | −0.0454 (−1.56) | ||
2012 | 0.2697 *** (5.24) | 0.0009 (0.03) | ||
2013 | 0.2509 *** (5.72) | 0.0316 (1.08) | ||
2014 | 0.1401 *** (3.76) | 0.0011 (0.04) | ||
2015 | 0.1708 *** (5.26) | −0.0065 (−0.27) | ||
2016 | 0.1422 *** (4.32) | 0.0377 (1.46) | ||
2017 | 0.1452 *** (4.22) | 0.0772 ** (3.18) | ||
800~1,000 m | 2007 | 0.1603 *** (4.69) | 0.0019 (0.07) | |
2008 | 0.0678 * (1.66) | 0.0167 (0.6) | ||
2009 | 0.2359 *** (6.58) | 0.0548 ** (2.42) | ||
2010 | 0.2966 *** (7.09) | 0.0279 (1.06) | ||
2011 | 0.3035 *** (6.94) | −0.0070 (−0.28) | ||
2012 | 0.2202 *** (4.38) | 0.0364 (1.15) | ||
2013 | 0.0808 * (1.89) | 0.0377 (1.46) | ||
2014 | 0.0836 ** (2.24) | 0.0030 (0.14) | ||
2015 | 0.1497 *** (4.81) | −0.0189 (−0.91) | ||
2016 | 0.0047 (0.15) | 0.0229 (1.01) | ||
2017 | 0.0388 (1.3) | 0.0163 (0.71) | ||
Cons | 6.3065 *** (328.93) | 6.6830 *** (413.69) | ||
Adj R-squared | 0.4629 | 0.5533 |
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