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RDP 9502: Price Stickiness and Inflation
Equation (7)
Δ
p
(
S
D
S
)
=
0
.
5
[
∫
θ
0
=
θ
_
θ
¯
∫
θ
1
=
−
∞
∞
(
2
π
+
θ
0
+
θ
1
)
d
Φ
(
θ
1
,
S
D
S
)
d
F
(
θ
0
)
+
(
1
−
F
(
θ
¯
)
+
F
(
θ
_
)
)
∫
θ
1
=
−
∞
∞
(
x
+
π
+
θ
1
)
d
Φ
(
θ
1
,
S
D
S
)
+
∫
θ
1
=
−
∞
θ
_
(
π
+
θ
1
−
x
)
d
Φ
(
θ
1
,
S
D
S
)
+
∫
θ
1
=
θ
¯
∞
(
π
+
θ
1
−
x
)
d
Φ
(
θ
1
,
S
D
S
)
]
.
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