Stay informed with free updatesSimply sign up to the Pensions industry myFT Digest -- delivered directly to your inbox.The writer is an FT contributing editorWhen the shortcomings of the UK pension system are dissected, attention is often drawn across the Atlantic to Canada and its giant pension funds that have become a force in international finance, particularly in their direct management of private assets.Britain’s plan to boost investment in its economy and arrest the withdrawal of funds from domestic stocks rests meaningfully on consolidating pension funds so they look more...