•In US, information from economic census is very rich,with detailed output data of goods and services, and thecomplete output data by detailed commodity can begathered. However, for countries where there is noteconomic census yet, or just part of establishments hasbeen investigated, how are the complete output data bycommodity compiled, or how are the complete outputdata by commodity imputed?
•A business register is a pre-requisite. Most businessregisters will also provide an indication of size – eithervia turnover or employment. And this information can beused to stratify enterprises into different bands. But it isessential that at least some enterprises are surveyed ineach of these bands. Tax/administrative records providean additional useful source for compiling a BR.