HP 12C#ABA hp 12c_solutions handbook_English_E.pdf - Page 163
Canadian Mortgages, Portfolio beta coefficient, Learning Curve for Manufacturing Cost
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Portfolio beta coefficient: • n ∑ β = -P----i-S----i--β---i T T Canadian Mortgages • r = annual interest rate expressed as a decimal. • monthly factor 1-- = 1 + 2-r- 6 - 1 × 100 Miscellaneous Learning Curve for Manufacturing Cost • Cn = Cost of the nth unit. • C1 = Cost of the first unit. • n = number of units. • r = learning factor. • k = ln r / ln 2 • Cn = C1nk Cij = the average cost of the ith through jth unit. • Cij = j--C------1-1-- j--k----+---1----------i--k---+----1k+1 • This formula is only approximate and may give appreciable error at small i. 162
162
Portfolio beta coefficient:
•
Canadian Mortgages
•
r
= annual interest rate expressed as a decimal.
•
monthly factor
Miscellaneous
Learning Curve for Manufacturing Cost
•
C
n
= Cost of the
n
th unit.
•
C
1
= Cost of the first unit.
•
n
= number of units.
•
r
= learning factor.
•
k
= ln
r
/ ln 2
•
C
n
=
C
1
n
k
C
ij
= the average cost of the ith through jth unit.
•
•
This formula is only approximate and may give appreciable error at small
i
.
β
P
i
S
i
β
i
T
---------------
T
n
∑
=
1
r
2
--
+
1
6
--
1
–
100
×
=
C
ij
C
1
j
1
–
----------
j
k
1
+
i
k
1
+
–
k
1
+
----------------------------
=