<s>
In	O
actuarial	O
science	O
,	O
the	O
Esscher	B-Algorithm
transform	I-Algorithm
is	O
a	O
transform	O
that	O
takes	O
a	O
probability	O
density	O
f(x )	O
and	O
transforms	O
it	O
to	O
a	O
new	O
probability	O
density	O
f( x	O
;	O
h	O
)	O
with	O
a	O
parameter	O
h	O
.	O
It	O
was	O
introduced	O
by	O
F	O
.	O
Esscher	O
in	O
1932	O
.	O
</s>
<s>
The	O
Esscher	B-Algorithm
transform	I-Algorithm
of	O
an	O
Esscher	B-Algorithm
transform	I-Algorithm
is	O
again	O
an	O
Esscher	B-Algorithm
transform	I-Algorithm
:	O
Eh1Eh2	O
=	O
Eh1	O
+	O
h2	O
.	O
</s>
<s>
The	O
effect	O
of	O
the	O
Esscher	B-Algorithm
transform	I-Algorithm
on	O
the	O
normal	O
distribution	O
is	O
moving	O
the	O
mean	O
:	O
</s>
