โ€น ํ”ผ๋“œ๋กœ

๐Ÿ”ฌ ๊ฒ€์ฆยท์‹ ๋ขฐ์„ฑ

์šฐ๋ฆฌ๋Š” ์‹ค์ „(forward) ์„ฑ๊ณผ๋งŒ ๊ณต๊ฐœํ•ฉ๋‹ˆ๋‹ค. ๊ณผ์ตœ์ ํ™”๋œ ๋ฐฑํ…Œ์ŠคํŠธ๊ฐ€ ์•„๋‹ˆ๋ผ, ์ถ”์ฒœ ์ดํ›„ ์‹ค์ œ ๊ฐ€๊ฒฉ์œผ๋กœ ์ฑ„์ ํ•œ ๊ฒฐ๊ณผ โ€” ์ข‹๋“  ๋‚˜์˜๋“  ๊ทธ๋Œ€๋กœ.

-5.9pp
๋ฐฑํ…Œ์ŠคํŠธโ†’์‹ค์ „ ๊ฒฉ์ฐจ
์‹ค์ „ ์„ฑ๊ณผ๊ฐ€ ๋ฐฑํ…Œ์ŠคํŠธ๋ณด๋‹ค ๋‚ฎ์œผ๋ฉด ๋‚ฎ์€ ๊ฐ’์„ ๊ทธ๋Œ€๋กœ ํ‘œ๊ธฐํ•ฉ๋‹ˆ๋‹ค
โœ“
๊ฒ€์ฆ ๊ฒŒ์ดํŠธ
forward ๋ฏธ์ž…์ฆ ์ „๋žต์€ ๋ผ์ด๋ธŒ ์ž๋ณธ ๋ฏธํˆฌ์ž…

์ถ”์ฒœ ๋ฐด๋“œ๋ณ„ ์‹ค์ „ ์Šน๋ฅ 

๋ฐด๋“œ์‹ค์ „ ์Šน๋ฅ ํ‘œ๋ณธ
๐Ÿ”ฅ ๊ฐ•๋ ฅ์ถ”์ฒœ11.5%26
โœ… ์ถ”์ฒœ21.9%146
๐Ÿ‘€ ๊ด€๋ง33.1%1986
๐ŸŒ— shadow28.2%188
ยท ๋ฏธํ‰๊ฐ€26.5%34
โš ๏ธ ํ˜„์žฌ '๊ฐ•๋ ฅ์ถ”์ฒœ' ํ™•์ • ์Šน๋ฅ ์ด '๊ด€๋ง'๋ณด๋‹ค ๋‚ฎ์Šต๋‹ˆ๋‹ค(๋ฐด๋“œ ์ธ๋ฒ„์ „). ์ถ”์ฒœ ๋ฐด๋“œ ์‹ ๋ขฐ์„ฑ์„ ์•„์ง ์ž…์ฆํ•˜์ง€ ๋ชปํ–ˆ์Œ์„ ์ˆจ๊ธฐ์ง€ ์•Š๊ณ  ๊ทธ๋Œ€๋กœ ๊ณต๊ฐœํ•ฉ๋‹ˆ๋‹ค. ์žฌ์บ˜๋ฆฌ๋ธŒ๋ฅผ shadow๋กœ ์ธก์ • ์ค‘์ž…๋‹ˆ๋‹ค.
๐Ÿ”ฌ ๋ฐด๋“œ ์žฌ์ ํ•ฉ shadow ์ธก์ • Spearman ฯ=-0.08
score ๋ถ„์œ„๋ณ„ forward ์‹คํ˜„ ์Šน๋ฅ  โ€” ์šฐ์ƒํ–ฅ์ด๋ฉด score๊ฐ€ ์˜ˆ์ธก์ (๋ฐด๋“œ ์ •์ƒ)ยท์šฐํ•˜ํ–ฅ์ด๋ฉด ์—ญ์˜ˆ์ธก(์ž„๊ณ„ ์žฌ์ ํ•ฉ์œผ๋กœ ํšŒ๋ณต ๋ถˆ๊ฐ€).
3~16
38.5%
n431
16~22
25.5%
n432
22~31
40%
n432
32~37
34.5%
n432
37~80
22.2%
n432
์ธก์ • ๊ฒฐ๋ก : ์ธ๋ฒ„์ „ โ€” ์ž„๊ณ„ ์žฌ์ ํ•ฉ์œผ๋กœ ํšŒ๋ณต ๋ถˆ๊ฐ€(score ์—ญ์˜ˆ์ธก)ยทscore ์žฌ์„ค๊ณ„ ํ•„์š”(์Šน์ธ) ยท n=2159 ยท shadow(ํ‘œ์‹œ ์ „์šฉ)ยท์žฌ์ ํ•ฉ ์‹ค๋ฐœํšจ๋Š” ์Šน์ธ ํ•„์š”

๋ณด์œ ๊ธฐ๊ฐ„๋ณ„ ๋ฐฉํ–ฅ ์ ์ค‘๋ฅ 

๋ณด์œ ์Šน๋ฅ ํ‘œ๋ณธ
1์ผ ๋ณด์œ 46.9%2296
2์ผ ๋ณด์œ 42.3%2060
3์ผ ๋ณด์œ 42.2%1820
5์ผ ๋ณด์œ 47.3%1401
10์ผ ๋ณด์œ 62.6%155
20์ผ ๋ณด์œ 100.0%1
ยท ๋ชฉํ‘œ๋‹ฌ์„ฑ/(๋‹ฌ์„ฑ+์†์ ˆ), ํ™•์ • ํ‘œ๋ณธ๋งŒ. ์งง์„์ˆ˜๋ก ๋™์ „๋˜์ง€๊ธฐ์— ๊ฐ€๊น๊ณ  ๊ธธ์ˆ˜๋ก ์ถ”์„ธ๊ฐ€ ์‹ค๋ฆผ(์ •์ง ํ‘œ๊ธฐ).

๐Ÿงญ ๋ฐฉํ–ฅ ์˜ˆ์ธก ์ •ํ™•๋„

์ „ ์ข…๋ชฉ ๋ฐฉํ–ฅ(up/down) ์˜ˆ์ธก์„ ์ถ”์ฒœ ์‹œ์  ๋™๊ฒฐ ํ›„ ์‹ค๊ฐ€๊ฒฉ์œผ๋กœ ์ „ํ–ฅ ์ฑ„์ . ์„ฑ์ˆ™ํ• ์ˆ˜๋ก ์ •ํ™•๋„๊ฐ€ ์˜ค๋ฅด๋ฉด ์ง„ํ™”๊ฐ€ ๋ณด์ž…๋‹ˆ๋‹ค.
๐Ÿงญ ๋ฐฉํ–ฅ ์˜ˆ์ธก ์ •ํ™•๋„(์ „์—ญ) 40%
์ „ ์ข…๋ชฉ ๋ฐฉํ–ฅ(up/down) ์ „ํ–ฅ ์ฑ„์  ยท ์‹ ๋ขฐํ•˜ํ•œ 31.8% ยท scored n=139

์˜ˆ์ธก ๋ชจ๋ธ ์บ˜๋ฆฌ๋ธŒ๋ ˆ์ด์…˜

์–ด๋–ค ์‹ ํ˜ธ๊ฐ€ ์‹ค์ œ ์˜ˆ์ธก๋ ฅ์ด ์žˆ๋Š”์ง€ ์‹ค์ธก. ์•ฝํ•œ ์‹ ํ˜ธ๋Š” ์•ฝํ•˜๋‹ค๊ณ  ํ‘œ๊ธฐ(๋ธ”๋ž™๋ฐ•์Šค ์•„๋‹˜).
ํˆฌ๋งค ๋ฐ˜๋“ฑ ์˜ˆ์ธก ๋ฏธํ™•์ •(์ถ•์ ์ค‘ยทn5)
KOSPI ๊ฐ€๊ฒฉ๋‹จ๋…: n=81ยทฯ=0.1027(p=0.3616)ยทํˆฌ๋งค์œจ=0.3704ยท๋ฏธํ™•์ •
์ •ํ™•๋„ 60% ยท Brier 0.142 ยท forward n=5ยท๋Œ€๊ธฐ 15
์ง€์ˆ˜ ์กฐ์ • ํ™•๋ฅ  ์—ญ์บ˜๋ฆฌ๋ธŒ
๋ฐฑํ…Œ์ŠคํŠธ n=96ยท๊ธฐ์ €์œจ 0.51ยทBrier 0.3986ยท์ •ํ™•๋„ 0.417
์ •ํ™•๋„ 42% ยท Brier 0.399 ยท forward n=23ยท๋Œ€๊ธฐ 53
์—๋„ˆ์ง€ ์ •๋ ฌ ์‹œ๊ทธ๋„ ์ •์ƒ
์ •๋ ฌ WR 30.3%(n76) > ์ค‘๋ฆฝ 25.4%(n173)
์ธํ…”๋ฆฌ์ „์Šค ์œตํ•ฉ ์—ญ์ƒ๊ด€
forward IC(spearman) -0.075 ยท ์ ์ค‘ 29.1% ยท ๋ฒ„ํ‚ท: ์ตœ์ƒ์œ„ 13.0%(n345) < ์ตœํ•˜์œ„ 30.8%(n292) [์—ญ์ „] ยท KR IC -0.106ยทUS IC +0.312 ยท shadowยท์ž๋™์Šน๊ฒฉ ์—†์Œ
์ •ํ™•๋„ 29% ยท forward n=4428