Brent: I hate shopping http://www.orkesterjournalen.com/jazzbiografier how to wean off cymbalta 40 mg Mining equipment is Caterpillar's most profitable product category. But sales to the sector have been hurt in recent quarters because miners, facing investor backlash over unpopular takeovers, budget overruns and falling metal prices, have slashed capital spending, slowed the development on some projects and shelved others entirely.