Last year the display rule was extended to the smallest of small stocks, the ones that used to be quoted in the Pink Sheets.

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After much foot-dragging by the restaurant industry, a new rule requiring chain restaurants display calorie counts on their menus is taking effect in the latter half of this year.

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Griffith-Joyner's mark has been considered untouchable but after her display on Sunday Jeter is refusing to rule out the possibility of breaking it in the future.

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As a rule, marketers have been skeptical about the effectiveness of digital display ads and unwilling to pay very much for them.

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