Since Christmas, I’ve gone through 330 corporate filings made by 261 individual companies, interviewed economists on both sides of the Atlantic and accessed hundreds of pages of archive documentation on global technology firms operating in Ireland. The result was the Mapping multinationals series of articles and map below. January 16: Unlocking Google’s €40bn Irish corporate empireJanuary 23: Apple’s €180bn Irish (IP) licence to print moneyFebruary 10: Trump’s tax law and tech’s €350bn dividend driveFebruary 18: Inside Microsoft’s tangled Irish cash machine: $100bn dividends, a $53bn Singapore swoop, 21 firms & 6 countriesFebruary 27: From Menlo Park to Cayman – How…