<PAGE> 179
"ACCRETED VALUE" is defined to mean, for any Specific Date, the amount
calculated pursuant to (1), (2), (3) or (4) for each $1,000 of principal amount
at maturity of the 9.920% notes:
(1) if the Specified Date occurs on one or more of the following
dates, each a "Semi-Annual Accrual Date", the Accreted Value will equal the
amount set forth below for such Semi-Annual Accrual Date:

<TABLE>
<CAPTION>
SEMI-ANNUAL
ACCRUAL DATE ACCRETED VALUE
------------ --------------
<S> <C>
March 17, 1999................................... $ 613.94
October 1, 1999.................................. 646.88
April 1, 2000.................................... 678.96
October 1, 2000.................................. 712.64
April 1, 2001.................................... 747.99
October 1, 2001.................................. 785.09
April 1, 2002.................................... 824.03
October 1, 2002.................................. 864.90
April 1, 2003.................................... 907.80
October 1, 2003.................................. 952.82
April 1, 2004.................................... $1,000.00
</TABLE>

(2) if the Specified Date occurs before the first Semi-Annual Accrual
Date, the Accreted Value will equal the sum of
(a) $613.94 and
(b) an amount equal to the product of
(x) the Accreted Value for the first Semi-Annual Accrual Date
less $613.94 multiplied by
(y) a fraction, the numerator of which is the number of days
from March 17, 1999 to the Specified Date, using a 360-day year of
twelve 30-day months, and the denominator of which is the number of
days elapsed from March 17, 1999 to the first Semi-Annual Accrual
Date, using a 360-day year of twelve 30-day months;
(3) if the Specified Date occurs between two Semi-Annual Accrual
Dates, the Accreted Value will equal the sum of
(a) the Accreted Value for the Semi-Annual Accrual Date immediately
preceding such Specified Date and
(b) an amount equal to the product of
(1) the Accreted Value for the immediately following
Semi-Annual Accrual Date less the Accreted Value for the
immediately preceding Semi-Annual Accrual Date multiplied by
(2) a fraction, the numerator of which is the number of days
from the immediately preceding Semi-Annual Accrual Date to the
Specified Date, using a 360-day year of twelve 30-day months, and
the denominator of which is 180; or
177