Multiplying the diversion ratio by the profit margin gives a measure of the lost benefits of competition should the firms merge.

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In the same quarter last year, the satellite ratio specialist banked a profit of 2 cents per share.

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That ratio of debt to profit doesn't look too scary.

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In the chart below, the potential for profit can be identified when the price ratio hits its first or second deviation.

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My former colleague calculates that positive profit surprises are outnumbering negative ones by a ratio of better than 3:1.

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Despite its recent stock slump, Opnet's price-to-earnings ratio of 41, based on profit estimates for the coming 12 months, still looks rich.

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The profit also contributed to an increase in the bank's Tier 1 capital ratio, a key requirement under the Basel 3 international banking agreements.

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Aside from the surprise profit and dividend cuts, the company also reported a net debt-to-equity ratio of 61%, double that of last year because of new loans, though Wu says much of that is for project financing.

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The bank's profit number beat consensus forecasts by about 5 per cent, and the core tier one capital ratio -- a key measure of financial strength -- was also slightly ahead of expectations at 12.3 per cent.

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