Page 412, The table in the middle of the page shows that 38 (19+19) March 65 puts were synthetically converted to 0 March 65 calls and 0 underlying stock. This is not possible. Page 447, 2nd paragraph, The price-weighted index value which was initially 100 should be 150. Pages 469 and 470, Figures 23-3 and 23-4.
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