News roundup: Oil prices likely to rebound in second half of 2015, economists say … Work on world’s largest vessel and offshore LNG facility underway … Retailers’ holiday hopes up after busy weekend

Inside the crystal ball: Crude oil prices are likely to bottom out in the first half of 2015, until a possible slowdown in U.S. shale production counters a supply glut exacerbated by OPEC's decision n…