AT LAST! Retail warehouse market round-up

Last round Betting

Two players with differing amounts of money simultaneously choose an amount to bet on an even-money win-or-lose bet. The outcomes of the bets may be dependent and the player who has the larger amount of money after the outcomes are decided is the winner. This game is completely analyzed. In nearly all cases, the value exists and optimal strategies for the two players that give weight to a finit...

A close-up look at the spliceosome, at last.

Major developments in cryo-electron microscopy in the past three or four years have led to the solution of a number of spliceosome structures at high resolution, e.g., the fully assembled but not yet active spliceosome (Bact), the spliceosome just after the first step of splicing (C), and the spliceosome activated for the second step (C*). Therefore 30 years of genetics and biochemistry of the ...

Round-up

Speeding up View Maintenance Using Cheap Filters at the Warehouse

Optimizing incremental view maintenance is an important problem in data warehousing. One popular technique, view self-maintenance, proposed computing the required view updates without using the underlying base relations. Traditionally, self-maintainability of a view is determined solely based on the view definition, independent of the state of the base relations. However, this “compile-time” ap...

The Swedish Food Retail Market

The Swedish food retail market contains of three major actors, ICA, KF and Axfood, all in all dominating 75 percent of the total market shares. The scant number of retailing actors indicates that the Swedish food retail market is a highly concentrated oligopoly, which as a fact has given rise to definite discussions and argumentations concerning the market situation. But is the food retail mark...