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-rw-r--r--python/analytics/credit_default_swap.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/python/analytics/credit_default_swap.py b/python/analytics/credit_default_swap.py
index e4998657..a6b3d65a 100644
--- a/python/analytics/credit_default_swap.py
+++ b/python/analytics/credit_default_swap.py
@@ -279,7 +279,7 @@ class CreditDefaultSwap:
with warnings.catch_warnings():
warnings.simplefilter("ignore")
self.value_date = self.value_date + relativedelta(days=1)
- carry = self.notional * self.fixed_rate * 1e-4 / 360
+ carry = -self.notional * self._factor * self.fixed_rate * 1e-4 / 360
roll_down = self.clean_pv - old_pv
self.value_date = old_value_date
return carry + roll_down