JOINT FILING AGREEMENT
Exhibit
2
In
accordance with Rule 13d-1(k)(1) under the Securities Exchange
Act of 1934, as
amended, each of the undersigned Reporting Persons hereby agrees
to the joint
filing, along with all other such Reporting Persons, on behalf
of each of them
of a statement on Schedule 13G (including amendments thereto)
with respect to
the Common Stock, $0.01 par value, of Vertex Pharmaceuticals
Incorporated, and
that this Agreement be included as an Exhibit to such joint filing.
This
Agreement may be executed in any number of counterparts, all
of which taken
together shall constitute one and the same instrument.
IN
WITNESS WHEREOF, each of the undersigned hereby executes this
Agreement as of
this 4th day of February, 2008.
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By:
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X.
X. Xxxx & Co., L.P., as
managing
member
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By: | /s/ Xxxxxxxx Xxxxx | ||
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Xxxxxxxx
Xxxxx
Chief
Compliance Officer
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X. X. Xxxx & Co., L.P. | ||
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By: | /s/ Xxxxxxxx Xxxxx | |
Xxxxxxxx
Xxxxx
Chief
Compliance Officer
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Xxxxx X. Xxxx | ||
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By: | /s/ Xxxxxxxx Xxxxx | |
Xxxxxxxx
Xxxxx
Attorney-in-Fact
for Xxxxx X.
Xxxx
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