ΰ 10 ´ Į . Ѵٴ Ǵܿ. ϴ ַ ذؾ ʴٴ ǰߵ .
մå ũ . ù°, Ρ . 300 ̻ 2016 ǹȭѴ. 2018 100 ̻, 2020 30 ̻ ǹؾ Ѵ. Է 91% ϴ ݸ, ұ 14~15% ӹ ִ ġ. ǹ Ȯ ұ ٷ ĸ ìڴٴ ǵ .
°, ڻ մ. ٷڰ ִ Ȯ(DB) ƴϸ Ȯ(DC)̴. DB ϰ Ȯȴ. DC ٷ å Ʒ ȴ. ݱ DB ڻ 70% ־ DC 40% ѵƴ. DB ؾ ϱ ڻ꿡 ս ٷڰ δ . ݸ DC ϰ ٷ ɾ پ İ Ҿٴ Ǵܿ ڻ .
δ DC DB ϰ 70% ̴. ̷ ϸ 簡 ó 衤 ƴ 衤 ϴ ȿ ִ. ȸ ڴ DC ٷڴ ڽ ִ ִµ, ġ ϰ ִٴ ȭϱ ߴ١ .
ڻ ɷ¿ ذ ִµ ΰ ٲ ѹα ȭ ӵ ͷ ̴.
츮 65 α 2018 14% 2040 32% þ. 3 1 65 ̻ Ǵ ̴. κ ٴ . OECD(°߱ⱸ) 2009 ѱ κ 45%. OECD (13%) , ̱(24%), Ϻ(22%), ȣ(27%) 2迡 Ѵ. ݸ ҵ üϱ ̴. 40 ο ҵü 2008 50% ư, ̸ 2028̸ 40% .
Ȳ ̷ ٴ Ѵ ص ݿ Ȳ ȴ. ǿ DB 20 2б ͷ 0.73~0.93% 0%뿴. ֿ ȸ ͷ 2.8% ӹ. 迵 ѱ ڱ ȸ翡 ϴ Ḧ ͷ 1~2% Ұϰ, · 1.3% ϸ ⿹̳ ä ͷ ģ١ .
̷ ͷ ū ġ ַ Ʊ ̴. DB ü 70% ϴµ 衤 ݺ ǰ 97% ȴ. ȸ簡 ¿ ݿ ͷ ̷ ʴ ſ̴. ٷڰ ִ DC ݺ ǰ 79%. 40% ̻ ڻ꿡 Ѵٴ Բ ٷ ġߴ.
ǻ ڴ 2008 Ϻ ݵ ͷ 丷 ڵ Ƽ ִ١ ⿹ݸ ͷ ĸ Ѵٴ Ҽ̶ ߴ.