By Chris Dorrell For the first time in what seems like forever, UK gross domestic product (GDP) grew at a very respectable clip in the first quarter of the year. GDP expanded by 0.6 per cent, its best performance since the end of 2021. This was significantly better than economists’ expectations. Most had pencilled in a 0.4 per cent expansion. The figures mean the UK grew at the joint-fastest rate in the G7, surpassing the US and tying with Canada. More positively still, GDP per head —a good proxy for living standards — finally saw an improvement. Prior to this quarter, GDP per head had been fa…