Access the website of GlaxoSmithKline (www.gsk.com) to explain the differences disclosed in its annual reports between US

Question:

Access the website of GlaxoSmithKline (www.gsk.com) to explain the differences disclosed in its annual reports between US GAAP and IFRS and UK GAAP from 2004 to 2006. Could these differences (summarized in Tables 1.1 and 1.2) have been smaller if the company had made other choices of options available within IFRS and UK GAAP? Is the size of the differences influenced by the fact that GSK is a pharmaceutical company?

GAAP
Generally Accepted Accounting Principles (GAAP) is the accounting standard adopted by the U.S. Securities and Exchange Commission (SEC). While the SEC previously stated that it intends to move from U.S. GAAP to the International Financial Reporting Standards (IFRS), the...