This article examines the possibility of improved social welfare as a result of the entry of a new private firm, domestic or foreign, into the upstream industry, in a situation where the upstream industry had a monopoly structure with the existence of a single government firm.A public firm can be privately or publicly managed, that is to say that i
The storage of natural gas in geological structures such as depleted fields, aquifers and salt caverns plays an important role in a cinch hobble strap gas supply system as it balances the fluctuation of gas demand and price.Hydraulic loss due to fluid flow through gas storage production equipment and an interfering effect from nonequal productivity
The commonly known natural dye substance processing for traditional clothes, such as batik and tenun (woven cloth) is fermentation.The fermentation process can specifically be continued with extraction to produce indigo paste.The process can be done mechanically, i.e.by stirring process, and chemically.In order to accelerate the production, manual