Politics 12 March 2012 Opinionomics: must-read analysis and comment A merry Charles Murray, the mansion tax and David Blanchflower on the Budget. Sign up for our weekly email * Print HTML 1. Osborne should invest in jobs to beat depression – not cut the 50p tax rate (Independent) David Blanchflower calls for the Chancellor to give firms renewed incentive to hire and invest in the UK, rather than spending billions cutting tax for the wealthiest in the nation. 2. How a mansion tax helps the rich (Stumbling and Mumbling) Supporters of a mansion tax seem to have overlooked something - that such a tax would not be a tax upon the rich so much as upon the older rich, writes Tyler Cowen. 3. Out of sight, out of mind, still on the books (Economist) The result of less visible public spending is that voters are less able to make informed judgments about their governments' expenditures, argues Free Exchange 4. Free-Trade Blinders (Project Syndicate) Fetishizing globalization simply because it expands the economic pie is the surest way to delegitimize it in the long run, writes Dani Rodrik, who presents a remarkable example as to why we should assess whether we actually believe our own arguments. 5. Lunch with the FT: Charles Murray (Financial Times) The social scientist talks to Ed Luce about black-truffle pasta, blue-collar America, and why the Republican party’s candidates for the White House fill him with despair. › Where now for the west's mission in Afghanistan? Mansion, taxed: Wrest Park, in Sisloe, England. Credit: Getty Images Alex Hern is a technology reporter for the Guardian. He was formerly staff writer at the New Statesman. You should follow Alex on Twitter. Subscribe from just £1 per issue More Related articles Donald Trump wants to terminate the Environmental Protection Agency – can he? The banker who found God Does earning £70,000 make you rich?