÷H(Wed May 13 07:56:11 1998) From DLMhogs.vmfe,uW9X}Y}Y0Z}Y %¡7L¿ÌÌȼ)'&%(#$56,*)+r}9<87Jd``    €? ç$€ö€öKL Ü€ö€öL ý:€ö€öz/L ò.€ö€ö-L$ €ö€ö¼Š# €ö€ö ¼ +Ü€ö€ö¼ ‡.! €ö€ö ¼,34%€ö€ö ¼(8Š 3€ö€öQ ¼ ?…ÎH€ö€öp*¼ F,€ö€ö¼ ‡I<€ö€ö¼ ‡LR8 €ö€ö&¼$UDœ €ö€öi(¼$\G-€ö€ö$¼ e e€ö€ö/¼$lgA€ö€ö)¼ tœ€ö€ö¼ ‡xrI€ö€ö+¼ ~¼€ö€ö¼ ‡}Z €ö€ö-¼$†W§C€ö€öl)¼$޲ö@€ö€öx.¼$’D߀ö€öD¼ ˜ÛO<€ö€öX"¼ ¡¯€ö€ö1¼ ª¯&€ö€ö;¼$±Ò‰€ö€ö3¼ ¹Ý”€ö€ö5¼$¿Zù€ö€öM¼(Ãl€ö€ö¼ ‡Åðœ€ö€ö7¼ Íû¥"€ö€ö9¼ Óœ€ö€ö¼ ‡Õ¬€ö€ö¼ ‡Ø¿*€ö€ö=¼(ÞÌ€ö€ö¼ ‡à$Ì.€ö€ö@¼$è•*€ö€öS!¼$íOç€ö€öI¼ ö9×€ö€öB¼ ÿ*ˆ €ö€öd&¼${€ö€öO¼$ <€ö€ö¼ ‡¤F8€ö€öV¼ Ø@€ö€ör+¼$l€ö€ö¼ ‡!æX*€ö€ö\#¼ &ñg €ö€ö^$¼$+¯L @‰.Ñþ€ö€ö|0¼ 5w€ö€ö`¼(9€ö€öb%¼ A9‘@€ö€ög'¼ Dì€ö€ö¼ ‡GfÃC€ö€ön¼ QŸã*€ö€öt,¼$U€ö€ö¼ ‡X,€ö€ö¼ ‡[vD ]΀ö¼ŠsþL€ö€ö¼$0† Q€ö€ö¼(0œ*€ö€ö ¼,0°;L€ö€ö ¼$0ÄJQ€ö€ö¼(0Ø]L€ö€ö ¼$0ìlQ€ö€ö ¼(0\|¼œl¬Œœìœll,<<ܼÌ,¬L¼ÌìülLŒ¬Ìœ|<L|Œ,¼ÜŒ üü|\, ìL |Œ¼ÌÜ\Üü<\ ¬<,ìlœ\L¬C¡7L¿yyÈSUMPRODVMINVMAXTimeINITIAL TIMEFINAL TIMETIME STEP SAVEPER .DlmhogsAvg Productive Life of Sows -monthsBreeding RateBreeding StockLitters per Pig MonthPigs Saved per Litter -pigs -Month"Breeding Stock Adjustment RateOld Sow Slaughter Rate"Breeding Stock Adjustment DelayDesired Breeding StockBreeding Stock Sow Fraction-fractionConsumer Population -peopleConsumption RatePer Capita Pork ConsumptionTest InputHog Dressed Yield"Live Weight of Slaughtered Hogs"Desired Breeding Stock LookupExpected Hog Corn RatioDesired Inventory CoverageEffective InventoryInventory-lbExpected Consumption RateExpected Corn Price-$ -unitExpected Hog Price-pigExpected Hog Price Adj RateLive Hog Price"Hog Price Expectation Adj Time""Gestation & Maturation Delay"Mature Stock Slaughter RateInventory Coverage -littersLive Hog Price LookupRelative Inventory Coverage-hogMarket MarginMaturation Rate DELAY3Weaning Survival FactorMature StockMature Stock Feeding Period Noise -dmnl&Per Capita Pork Consumption LookupRetail Price -person -litterSTEP .Control DELAY3INDELLV3DLRT2LV2RT1LV1J#DELAY3(BreedingRate*WeaningSurvivalFactor,"Gestation&MaturationDelay")#T#LV3L ÿ_+d*î \*+" L*>f ÿ 0nªÿ ¬kM  ïM] @e× Ì­a\ @°~ ‡ÿ!C  ÝÿEB  lªi @QT@â#@ùU Œô†\  Ìb¤Z !@f"@Tw |ð¸K  ,Q  ŒªNB '&@Ú.&%@ýå%@þy ¼r:( 0O5ÿ/+É5/,d&5 0ÿ5" ÜÿH] ÿ+&@)$+0@¡d ü¤”e 30@úp L²,;  ÚðA ü\T<  ,ä^>  |4š- \îÌX  < X   ìb0 </@*%;:@ ô8:@ïŒ:<@ºð98@y58@ÑG zD%  |RŠ0 <C@ÕEDC@bm ÜÔr^ CG@ÂêG @5@sö65@Å75@76 @Óá ¬µÅC  ìo‰!  ÜyM PO@|hO @6¨N @9¾7 77CË*( Œ)¹< ÿ€€€€€€ ]áª]d•ª ì ï- ÿY^LÆ]Öw]›ˆ 컪" Œ»½3 ÿYëYÂÿ Yðÿ  ‚êe ÿb%²Ó LàJ ÿd<8ô ü8Â7ÿfGÿ”®¬ þ­ ÿÿReplicated by Ed Anderson and Liz Krahmer from: Meadows, D. L. (1970). Dynamics of Commodity Production Cycles. Productivity Press.fd þ2È ÿÿTranslated to Vensim by Tom Fiddaman, Ventana Systems, 19988H¡7L¿VVÈ…:•lG¦€?•|*•̦BJ•ì%%•ü• •J •üG$•L•\¦€>úJ*(•l¦ @R0•L'$•|•ü•l*<•Œ¦š™?*D•¬¦ ¼>MŠL#•Ì' %%•¬•Ü#¦€?•ì%•ü• :^*•|H••,Šh/•0¦¦¦ B¦€–˜K¦ A¦€–˜J¦pA¦€ŸÕJ¦ A¦@T K¦ÈA¦ÀØ'K*„4•<¦ìQ¸>JŒ9•L%%•\•ü• *—>•|¦(knN* C•Œ¦€?:©H•,'•¼•Œ:·M•¼G•ܦš™©ARÃS•Ü'$•야•ü*ÒX• ¦ A*Ú]•ü¦áz?*âb•ü¦À@‚êg•\G$#••\•Ì'¦ ¼>M%• •ü:üm•,'•L•|*r• ¦{.>:w•ìH•L•\Ú|•L0¦¦¦@¦ B¦¦ B¦€>¦ÔA¦?¦š™­A¦@?¦š™•A¦€?¦„A¦ ?¦PA¦À?¦A¦à?¦°@¦@¦*J‚• ¦pC*S‡•|¦àAZ\Œ•Œ›\›œ0%•앬• Zk‘•¼G$$•Œ•L•¦@]FK*z—•̦@:‚œ•'•¼•Ì*Œ¡•ܦJ”¦•\'%•ü•Œ•Ì: «•ÜH•ü• z­°•ü0¦¦¦ÈB¦ A¦ B¦ÍÌÌ@¦pB¦ @¦ B¦ÍÌl@*ɵ•¦à@:Òº•\'•,•<JÛ¿• #'•ì•ü•|zçÄ•ì# #<0¦š™>¦<0¦š™¾¦ A•Ü*ùÉ•¬¦333?*Ô•Œ¦C* Ù•|¦*Þ•¬•œ*䕜¦?*"‰œ••:)•'•• œZ2•G$••%••%œœ:@•'•• œJI•G$•••%œœ:U•'•• œJ^•G$••• %œœ:j•'•¦@@ œ: œ`"/€ö€öc€ö€öe€ö€ög%<<€ö€öi¬p€ö€ökCRF€ö€ömUhQ€ö€öoo~[€ö€öq”f€ö€ö:Œ•\'•l•|rŒ•lG$•Œ•\%•|%•앬BŒ•|'• ¦@@:Œ•Œ'•œ•|JŒ•œG$•¬•Œ•l:Œ•¬'•¼•|bŒ•¼G$%•앬•¬•l<UH¡7L¿77Ès•Ì&®º¦B ‡Ü•ì&®º•ü%• %•‡,'‡<&•ü&¸G¸®º•L$•\±®ºº¦€>úJ ‡,•l&®º¦ @ ‡Ü•L&®º•|$•ü'•l‡,'‡<•Œ&®º¦š™? ‡œ•¬&®º¦ ¼>M ‡¼6•Ì&®º•¬%•Ü®º%¦€?#•쮺'•ü%• ‡,'‡<•|&®º••, ‡,b•®º²¦±¦$¦ B±¦€–˜K°±¦ A±¦€–˜J±¦pA±¦€ŸÕJ±¦ A±¦@T K±¦ÈA±¦ÀØ'K ‡,•<&®º¦ìQ¸> ‡<•L&®º•\%•ü%•  ‡l•|&®º¦(knN‡l'‡<•Œ&®º¦€?‡œ'‡¬•,&®º•¼'•Œ‡œ'‡Ì'‡œ'‡¬•¼&¸G¸®º•ܱ®ºº¦š™©A‡œ'‡Ì •Ü&®º•ì$•¼'•ü‡œ'‡Ì'‡<• &®º¦ A ‡Ü•ü&®º¦áz? ‡œ•ü&®º¦À@ ‡Ü:•\&¸G¸®º#•#•\$•̱®ºº¦ ¼>M'• %•ü ‡,•,&®º•L'•| ‡Ü• &®º¦{.>‡<'‡Ì'‡<•ì&®º•L•\‡œ'‡Ìª•L®º²¦±¦$¦@±¦ B°±¦±¦ B±¦€>±¦ÔA±¦?±¦š™­A±¦@?±¦š™•A±¦€?±¦„A±¦ ?±¦PA±¦À?±¦A±¦à?±¦°@±¦@±¦‡œ'‡l• &®º¦pC‡l'‡Ì•|&®º¦àA‡œ'‡Ì*•Œ&®º•œ¸•ì%•¬¸±¸• ¸‡,'‡<.•¼&¸G¸®º#•Œ$•L$•±®ºº¦@]FK ‡,•Ì&®º¦@ ‡Ü•&®º•¼'•̇,'‡<•Ü&®º¦ ‡ì•\&®º•ü%•Œ'•̇,'‡<•Ü&®º•ü• ‡l'‡'‡<V•ü®º²¦±¦$¦ÈB±¦ A°±¦ B±¦ÍÌÌ@±¦pB±¦ @±¦ B±¦ÍÌl@‡l'‡'‡<•&®º¦à@‡,'‡,•\&®º•,'•< ‡ì• &®º•ì'•ü#•|‡œ'‡Ì:•ì&®º•<¦š™>±¦#•<$¦š™>±¦ A#•Ü ‡ì•¬&®º¦333? ‡œ•Œ¹&¸¦C ‡<•|¹&¸¦ ‡<•¬¹&¸®¹•œ ‡<•œ¹&¸¦? ‡<‰¸šš±šš&š'š œ&š&Gš$š±š%šœ%œš&š'š œš&Gš$š±šœ%œš&š'š œš&Gš$š±šœ%œš&š'¦@@ œ6H¡7L¿ÍÍÈD&Internally defined simulation time." Simulation Control Paramaters&The final time for the simulation.&The initial time for the simulation..The frequency with which output is stored.&The time step for the simulation.Ì€ö€ö€ö€ö€ö€ö€ö€ö€ö€ö€ö€öB€ö @€öš™? ¼>M€ö€öìQ¸>€ö(knN€?€ö€öC Aáz?À@€ö{.>€öpCàA€ö@€ö€ö€öà@€ö€ö€ö€ö?333?   !")¡7L¿**È ApA AÈA€–˜J€ŸÕJ@T KÀØ'K€>?@?€? ?À?à?@ BÔAš™­Aš™•A„APAA°@ BpB BÍÌÌ@ @ÍÌl@///---\\\ :GRAPH INVENTORY_PHASE :TITLE Inventory Phase :X-AXIS Inventory :X-DIV 2 :Y-DIV 2 :SCALE :VAR Breeding Stock :VAR Mature Stock :SCALE :VAR Expected Hog Price :L<%^E!@ 9:Current 22:$,Dollar,Dollars,$s 22:Day,Days 22:Hour,Hours 22:litter,litters 22:Month,Months 22:Person,People,Persons 22:pig,pigs,hog,hogs 22:Unit,Units 22:Week,Weeks 22:Year,Years 15:0,0,0,0 19:75,0 4:Time 5:Per Capita Pork Consumption Lookup