A weak economy and a marked slowdown in inflation usually occasion falling long-term interest rates.
Cartwright has said the group is well placed to protect profits in the event of a marked global slowdown.
Ms Ahrendts also said the company stood ready to act if a marked slowdown in growth does occur.
The decline in the index of leading indicators was generally seen by economists as another sign that the economy was undergoing a marked slowdown.
Asos in the second quarter reported a marked slowdown in the UK from growth of 15pc to just 1pc.
That was better than the 15.7 million rate a year earlier but a marked slowdown from sales at the end of 2002.
But for most Americans, a marked slowdown in the national economy, starting in early 1989, has pulled down wages.
The luxury clothing firm Burberry today reported a marked slowdown in sales growth, sending its shares tumbling.
Poor market conditions have contributed to a marked slowdown of Islamic bond, or sukuk, activity in 2008 throughout the Gulf.
Recent reactor accidents have caused a marked slowdown in the installation of nuclear power stations.