Or you unveil an innovative executive training programmed and boardroom colleagues question its net present value and pay-back time calculation.
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Messy, back of the envelope calculation: Assume that there were 200 patients in the active group at 24 weeks and 150 patients at 52, and 250 patients were on placebo at 24 weeks and 200 at 52, and you get something like 9 cases of valvulopathy on lorcaserin and 6 on placebo.
Sober experts both inside and outside the administration realise that the economic good news cannot last forever, and that the pendulum of exponential calculation can easily swing back.
Hanushek recently did a back-of-the-envelope calculation about what even a rudimentary focus on teacher quality could mean for the United States.
Extending this forward through our forecast period, a back-of-the-envelope calculation suggests an upside of around 15% to our price estimate for NYT stock.
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In order to do our calculation we have to go back to the original method that was used to get to the 9.8% tax rate.
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And a back-of-the-envelope calculation based on the 1.8m sorts of organism recognised so far as species under the Linnaean system, on the rate at which new species are being discovered and on such ecological matters as the average number of parasites (themselves new species) that each free-living species harbours, suggests the final total may be around 30m.
If the server farm is doing a lot of work to take in cell tower distance data and spit back car locations, it can certainly do each calculation faster than any endpoint, particularly a small one, but what happens when 1 million endpoints are hitting the cloud at the same time?
Also, mortgages have a duration (a calculation of the time it takes to get paid back) that is a variable, hypothetical duration that varies with prepayment speeds, so a short duration mortgage portfolio is not protection against a sudden increase in interest rates, because if interest rates rise the duration will rise which hurts the value of the bond.
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It authorizes the transaction and sends bits whizzing back, a 39, 000-kilometer roundtrip journey that involves five stops plus a calculation of how much to charge the merchant in fees and how to divvy up those fees among the banks.
Upon reaching a speed known as V2 (a calculation based on thrust, weight aboard the plane, airport elevation and outside temperature), pull back on the yoke, and away you go.
She is thought to be on Obama's VP list (though probably not on the "short" list), but there's talk back home that she would love to run for the Senate in 2010, so that may be part of the calculation.
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