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In his book India's Trade Policy: The 1990s and Beyond, Columbia University economist and noted trade expert Arvind Panagariya traces the complex and often inconsistent evolution of India's approach to trade.

Leslie traces Lennon and McCartney’s friendship from its wide-eyed, teenaged origins through its tragic denouement.

In one dramatic example, MGM in 2011 digitally scrubbed a remake of the movie “Red Dawn” to delete all traces of Chinese villains.

But when he checked back in during the second quarter, the Lakers had found a little footing and traces of rhythm, and he cut backdoor to score his first basket on an easy layup.

There were traces of blood in the rubble.