An Economist's Impression on Israel

Mizar: An Impression

This note presents an introduction to the Mizar system, followed by a brief comparison between Mizar and Coq. Appended are a Mizar grammar and an annotated example of a complete Mizar article. 1 What It Is Mizar is a system for representing mathematical proof in a computer such that a program can check the correctness. It has been developed by Andrzej Trybulec and his team in Bialystok, Poland ...

Pneumatic impression: Improving dental arch impression with an inflatable balloon

PURPOSE The purpose of this impression technique is to overcome the problem associated with restricted mouth opening in association with high arched palate by employing pneumatic impression technique using latex balloon. METHODS A stock tray was modified with auto polymerizing acrylic resin. On the modified tray, a latex balloon was attached with aid of cyanoacrylate. The outlet of the balloo...

Conversation or monologue ? On advising heterodox economists

This paper suggests that heterodox economists should not think of themselves as economists first, and only secondarily as heterodox, and must emphasize methodological issues, in particular the different assumptions (or axioms) implicit in their theories vis-àvis the mainstream. The paper argues that the notion of a cutting edge of the mainstream, which is breaking up with orthodoxy, is misleadi...

Economists' declaration on universal health coverage.

An Empirical Study on Display Ad Impression Viewability Measurements

Display advertising normally charges advertisers for every single ad impression. Specifically, if an ad in a webpage has been loaded in the browser, an ad impression is counted. However, due to the position and size of the ad slot, lots of ads are actually not viewed but still measured as impressions and charged. These fraud ad impressions indeed undermine the efficacy of display advertising. A...