Post on 17-Feb-2018
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Chairul Maulidi
Teori Konsumsi
& Investasi
2014
Mata Kuliah : Pengantar Ekonomi
Jurusan Perencanaan Wilayah dan Kota
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Teori Konsumsi
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Pengantar
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Teori Konsumsi Keynes
Kecenderungan Konsumsi Marginal
Kecenderungan Konsumsi Rata-rata
Hubungan Konsumsi dan Tabungan
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Teori Keynes
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C = C0+ b Y
d
C = konsumsiC0 = konsumsi otonomousb = marginal propensity to consume (MPC)
Yd = pendapatan disposabel
0 < b < 1
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Hubungan Pendapatan & Konsumsi
Pendapatan
Disposabel Konsumsi
Pendapatan
Disposal Konsumsi
0
1.000
2.000
3.000
4.000
5.000
200
1.000
1.800
2.600
3.400
4.200
-
1.000
1.000
1.000
1.000
1.000
-
800
800
800
800
800
: Perubahan
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Kecenderungan Konsumsi MarjinalMarginal Propensity to Consume (MPC) ... 1
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MPC =!C
!Yd
E!G
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Kecenderungan Konsumsi MarjinalMarginal Propensity to Consume (MPC) ... 2
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Kecenderungan Konsumsi Rata-rataAverage Propensity to Consume (APC) ... 1
PendapatanDisposabel
Konsumsi Pendapatan
Disposal Konsumsi MPC APC
0
1.000
2.000
3.000
4.000
5.000
200
1.000
1.800
2.600
3.400
4.200
-
1.000
1.000
1.000
1.000
1.000
-
800
800
800
800
800
-
0,80
0,80
0,80
0,80
0,80
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1,00
0,90
0,87
0,85
0,84
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Hubungan Konsumsi & Tabungan
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PendapatanDisposabel
Konsumsi Pendapatan
Disposal Konsumsi MPC MPS APC APS
0
1.000
2.000
3.000
4.000
5.000
200
1.000
1.800
2.600
3.400
4.200
-
1.000
1.000
1.000
1.000
1.000
-
800
800
800
800
800
-
0,80
0,80
0,80
0,80
0,80
-
0,2
0,2
0,2
0,2
-
1,00
0,90
0,87
0,85
0,84
-
0
0,10
0,13
0,15
0,16
MPS : Tabungan / Pendapatan Disposabel
APS : Tabungan / Pendapatan isposabel
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Hubungan Konsumsi & Tabungan
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Yd= C + S
C
Yd
Yd
Yd Yd=
+
S
1 = APC + APS
!Yd = !C + !S
!Yd !C !S
=!Yd !C !S
+
1 = MPC + MPS
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Faktor yg Memengaruhi Tingkat Konsumsi
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Teori Investasi
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Teori Investasi
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Investasi dalam Konteks Ekonomi MAKRO
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Nilai Waktu dari Uang ... (1)
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Kriteria Investasi
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Terimakasih....