1. Copper and oil prices tested multi-year highs following stronger-than-expected import data this week from China that suggested a robust start to 2018 growth.

Crude oil traded in the U.S. fell 0.8% early Wednesday to $59.49 a barrel but had jumped 2.6% on Tuesday following news of a pipeline explosion in Libya.

2. The economic calendar in the U.S. on Wednesday includes Consumer Confidence for December at 10 a.m. ET, and the Pending Home Sales Index for November at 10 a.m.

3. Shell shares were down 0.02% in premarket trading.

4. Tesla Inc. (TSLA) CEO Elon Musk said in a tweet on Tuesday that the electric carmaker would build a pickup truck after it has produced the Model Y crossover vehicle.

5. Boeing Co. (BA) announced it received an order for four 787-9 Dreamliners -- valued at $1.1 billion at list prices -- from Moroccan carrier Royal Air Maroc.

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