The
figure,
given
in
prepared
remarks
for
a
speech
in
the
oil
port
of
Coatzacoalcos,
was
further
confirmation
of
Mexico's
declining
energy
resources.
As
big
offshore
oil
fields
like
Cantarell
begin
to
dry
up,
Pemex
says
it
needs
much
greater
investment
to
be
able
to
explore
for
oil
and
gas
reserves
in
deeper
waters
in
the
Gulf
of
Mexico.
But
the
state-owned
monopoly
is
crippled
by
heavy
tax
payments,
providing
a
third
of
the
federal
government's
revenue.
"Resources
left
with
Pemex
after
paying
taxes
are
clearly
insufficient
to
sustain
investment
programs
required…