Many businesses have said they will have to pass higher wage costs onto customers. Around 2.7 million people are set to receive a pay rise this week as the national minimum wage goes up by 50p to £12.71 for over 21s. Workers aged 18-20 will see an 85p rise to £10.85, and under-18s and apprentices will get 45p more to £8 an hour. Ca... [4375 chars]