Resource Circular National CGE modeling for Korean Economy: Environmental Policy for Economic Performance Focusing… 1. Waste flow by sector in Korea: Generation/Treatment/Recycling 2. Compilation of Recycling Waste in Flow into Economy by Types of Waste link to Economic Activities Jae Joon Kim and Sang I n Kang Korea Environment I nstitution The 11 th AI M I nternational Workshop 19-21, February 2006, Ohyama Memorial Hall, NI ES
Content � progress of modeling work: N-CGE with waste flow for Korea � Waste Flow in Korea � Data sources for Waste Flow � Compilation of Korean Waste Flow � Work to do
Progress in AI M/ Material Korea Policy Analysis I ntegration of 2006 Waste Flow Dynamic extension 2005 With macroeconomic data Energy specific Static model, 2004 basic data, model run,
Waste Recycling Flow in Korea export of recycling goods to major countries 9530 10000 7718 5600 8000 4608 2688 6000 335 ton Export trend of recycling good in Korea 4000 2000 25000 22070 0 ton-expert value 20000 N-Korea China Malaisia 15000 2003 2004 10741 10000 6632 3739 5000 789 3051 723 0 1998 1999 2000 2001 2002 2003 2004
Data sources1 and problems 1. Trend of total waste generation and treatment in Korea (KMOE, 2001) Official Publication data iii 2. Waste Statistics survey in Korea (KMOE, 2001) Total waste generation and management data by regions and simplified waste type conducted by KEI No industrial waste flow data = > > choose Total waste generation : T_indw 3. Waste Recycling Statistics (Korea Resource Corporation)
Data sources 2 and problems 2. Waste Census in Korea (KMOE, 2001) conducted by KEI I ndustrial waste generation data (KSI C) by detailed waste type I ndustrial Treatment data by waste type in unit value: kg/ person/ day Total Generation not equal to total management But… Need to calculate � Coef A i = ind sec i / total industrial waste k = treatment method k in waste j, industry i � Coef b ij / total treatment of industry i
Simple structure of data source 2 I nciner ation GEL Land COM fill Waste reuse I n Self Type management COM Dump … to sea I ND … CONS inciner others … ation … Land COM fill Local … gov SPE I n reuse … Outside COM management … Dump firm to sea … … others … … Treatment part Generation part
Data sources 3 and problems 3. Waste Recycling Statistics (Korea Resource Corporation) I ndustrial waste generation data by most disaggregated waste type Reuse and Recycling data, unit: ton/ year by KSI C- large and But… Missing industry: agriculture, forestry, mining, a lot service sectors Need to calculate � Coef a ij = waste i in industry j/ total waste in sector j
Compilation Korean Waste Flow Korea T_indw I nd (i) T_indw * A(i) I ndw(j) I nd(i) T_indw * A(j) * a(ij) Treat_A Treat (k) I nd(j) I ndw(j) T_indw* A(j)* a(ij)* b(ijk)
Recycling input link with commodities and sectors in Korea Treat Self management By gov… I nd_w recycling D-disposal … sectors waste A01 B01 Δ - B02 Recycled waste commodity … A01a A01b A02… A02… B04… B01 - Δ B02 Substitution effects -> > B02… Commodities substituted by recycling goods A01a A01b A02… - Δ A01 Used by input factor sectors A02 A03
Future work � Fine Tuning of AIM/material Korea model � Macroeconomic data with Waste in-flow � Scenarios, Policy Implications � Revision of Applied CGE modeling � Substitution and non-linearized price effect � Pricing of Material goods � Elasticity of Substitution
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