Mathematics for Economists

(Greg DeLong) #1

Dynamic programming


In this case the value of the goal function is
r
w
k+ 1 +

s
k




w

w
k+ 1




=


r
w
k+ 1 +

s
k




w(k+ (^1) )w
k+ 1





=


=


r
w
k+ 1 +

s
k^2 w
k+ 1 =(^1 +k)

r
w
k+ 1 =

p
1 +k

p
w.

But we should also checkc=0 andc=w.Ifc=0 then
p
kw<

p
1 +k

p
w,

ifc=w then p
w<

p
1 +k

p
w
so
VT 1 (w)=

p
1 +k

p
w
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