By Chris Dorrell Both parties have pledged to put growth at the core of their economic agenda if they win the general election, a welcome recognition of the UK’s dismal performance since the financial crisis. So far, however, its unclear exactly how either Labour or the Conservatives will generate the kind of economic revival they are promising to deliver. One thing is for certain though: they’ll need to address the major challenges holding back the UK’s labour market, and do it fast. Why does the labour market matter Its easy to see why an economy’s labour market is important for boosting eco…