Science, Maths & Technology
Systems engineering: Challenging complexity
...changes in circumstances. Payments can reach £5,000 to £6,000 but many have been forced to pay back some or all of their tax credits. Backbench MPs, who wrote more than 5,000 tax credit complaint letters in the first five months of this year, say many families persuaded to leave benefits and return to work by promises of tax credits take on extra commitments, including...