Physical objects are a kind of illusion, perhaps, that we fall into.

物理对象只是一种幻觉,我们深陷这种幻觉之中

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For instance, a small part of the fall in manufacturing jobs is a statistical illusion caused by manufacturers contracting out services.

ECONOMIST: Manufacturing employment

Times are somewhat grand in commodity-rich locales at present, but as has historically been the case, U.S. monetary authorities eventually wake up to their monetary errors, and when they do, the commodities priced in dollars will fall substantially, and with it, a lot of production that was made to appear viable by the illusion of a falling dollar.

FORBES: The Money Illusion That Drives Today's Texas and Canada Hype