Historical costs differ from current values The new Surface Pro(2017) accounts for 9.2%, roughly the total of the Surface Book(7.5%) and the Surface Laptop (2.0%). The black-tie awards ceremony was held on 15 June at the Royal Armouries in Leeds, at the centre of the country’s great east-west glass manufacturing corridor – where nine out of ten of the UK’s largest glass manufacturers have production sites. (1) car: a vehicle for carrying personnel (2-9 persons) and their carry-on items and their seats are arranged between the two axes The bank of England says Britain is a European banker, and the imf welcomes the progress of Brexit - and that's what happened 1. Industrial age Before that, what is the nature of the enterprise itself is an issue that has been ignored by traditional microeconomic theory. In the traditional microeconomic theory, is the manufacturer's production process as a "black box", namely enterprise is abstracted into a from input to output a "black box" of the pursuit of profit maximization.