IRFSs and US GAAP - A Pocket Comparison @Deloitte
Why (and what) you need to know about IFRS for SMEs @MACPA

IFRS and US GAAP: similarities and differences: @PwC_LLP

"Much has changed over the past year — market conditions, near-term convergence between IFRS and US GAAP, and the issuance of important new standards. IFRS is affecting US and non-US companies in a variety of ways and this will increase as non-US subsidiaries adopt IFRS elsewhere in the world and as key aspects of US GAAP and IFRS continue to converge.  The new edition of IFRS and US GAAP: similarities and differences will help companies develop a broad understanding of the major differences between IFRS and US GAAP today as well as an appreciation for the level of change on the horizon...."
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Source: PricewaterhouseCoopers