$92,000 Net revenue - $52,000 Variable expenses = $40,000 Contribution margin. This ratio is only used from the perspective of deriving the lowest possible acceptable price for a unit. In reality, a variety of other pricing concepts can be used to establish higher price points for products.
Steam OS is possibly the best, most known and used cross platform Linux gaming distribution based on  Debian Linux, it is an assortment of numerous entertainment software, you can think of it as a complete gaming platform for Linux.
Today we have to list Best Free Game Engines of 2016, you should know about. Here we go. Unity 3D is the best and affordable option for game developers. ou donât need to be an experienced game developer or programmer to use Unity 2D engine. You just need basic JavaScript C# or Boo.