Finn IS-LM-likevekt: IS: Y=1800−50iY = 1800 - 50iY=1800−50i, LM: i=0,01Y−8i = 0{,}01Y - 8i=0,01Y−8.
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Sett inn LM i IS: Y=1800−50(0,01Y−8)=1800−0,5Y+400=2200−0,5YY = 1800 - 50(0{,}01Y - 8) = 1800 - 0{,}5Y + 400 = 2200 - 0{,}5YY=1800−50(0,01Y−8)=1800−0,5Y+400=2200−0,5Y. 1,5Y=22001{,}5Y = 22001,5Y=2200. Y∗=1467Y^* = 1467Y∗=1467. i∗=0,01⋅1467−8=6,67%i^* = 0{,}01 \cdot 1467 - 8 = 6{,}67\%i∗=0,01⋅1467−8=6,67%.
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