And then Citigroup analyst Oliver Chen did some back of the envelope calculations.
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And the second was just a back of the envelope opportunity analysis.
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Fifty years is, back of the envelope, 200 quarterly earnings reports.
What you can try to sum up is how much economic potential is lost due to deaths from smoking through some back of the envelope calculations.
"My opinion is that the imprint pattern on the back of the envelope and also on the piece of paper could have been caused by the jeans, " said Deedrick.
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.
Ms Watt said she noted some of what was said on the back of a used envelope on the bus home.
Irritated by the waffle that often surrounds discussions of energy and climate change, Mr MacKay, a physicist at Cambridge University, has chosen to illustrate the challenge of breaking our fossil-fuel addiction armed only with the laws of physics, reams of publicly available information and the back of an envelope.
Some of his notes, scratched on the back of an envelope, still exist, here in New York, at the Morgan Library.
My study was admittedly limited, more of a back-of-the-envelope estimate than a rigorous examination.
"When you do the back-of-the-envelope calculations (of all the separate groups recommended for vaccination), you are actually already making a recommendation that 75% of the population get it, " Schaffner said.
Obviously, when you have a business the scope of ours, it's not something you can do on the back of an envelope, and it's not something you can do in three weeks.
Liberal Democrat AM Peter Black accused Mr Sargeant of drawing up his proposals for legislation "on the back of an envelope".
The transport secretary called for Labour to "demonstrate whether they are serious about reducing costs to passengers" instead of "tinkering at the edges with uncosted commitments drawn up on the back of an envelope".
Then he did back-of-the-envelope calculations that assembled the available data on Celebrex, Bextra and Vioxx.
Now, making a comparison to a mainstream commodity option requires a little work on the back of an envelope.
In his tent, Butterfield jotted musical notes on the back of an envelope.
"This gives a really good back-of-the-envelope view of a cash flow, " she says.
In fact, rebirthing itself as a pay-TV channel could yield new billions in annual revenue, according to my back-of-the-envelope math.
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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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Only a few years ago, Chinese outfits preferred contracts you could write on the back of an envelope and wriggle out of at will.
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Anyone who has ever jotted down a note on the back of an envelope and promptly lost it might be interested in Google's latest offering, Keep.
What follows is a back-of-the-envelope view of monthly loan capacity based on what sources see as reasonable assumptions (and no outside shocks to upset the apple cart).
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Of course, many seasoned entrepreneurs with proven track records are and will remain able to get funding with little more than a back-of-the-envelope, or informal, pitch, angel investors say.
In a mid-stage study, 13 of 15 patients who received Soliris did not require further treatment for aHUS. Based on some back-of-the-envelope math based on the incidence of aHUS in France and Italy, Sanford C.
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.
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