Conshohocken, PA, 2015-6-30 — /EPR Retail News/ — IKEA US announced today that it will again raise its minimum hourly wage in existing stores. Effective January 1, 2016, the average minimum hourly wage paid in IKEA US stores will increase from $10.76 to $11.87, a $1.11 or 10.3% increase. This is $4.62 above the current federal…