From which case is the following excerpt taken? Although it is well settled that a profit or gain made in the ordinary course of carrying on a business constitutes income, it does not follow that a profit or gain made in a transaction entered into otherwise than in the ordinary course of carrying on the taxpayers business is not income. Eisner v Macomber (1920) OFC of T v The Myer Emporium Ltd (1987) Tennant v Smith (1892) O FCT v Whitfords Beach Pty Ltd (1982) Californian Copper Syndicate Ltd v Harris (Surveyor of Taxes) (1904)