These principles, on a broader scale, underpin the concept of a bioregional economy. Collectively, these concepts operate to underpin financial transactions by further dividing risk. Several principles may underpin decisions about criminalization. The declaration defines the principles that underpin ACRE. Several legal concepts underpin the law of finance. Using repeatable principles that underpin mapmaking, their map making techniques could be employed anywhere. Geographic factors underpin Uruk's unprecedented growth. Abiotic factors and the phenomena associated with them underpin all biology. It thus provides the theoretical underpin for much of "finance". His findings underpin all modern aerofoil design. Scholars have asked whether shared values underpin national identity. Metro Vancouver undertakes support functions that underpin the rest of its service areas. Iflix has greenlit a number of projects which underpin this strategy and support home-grown talent. It uses voluminous statistics to underpin its arguments. This lack of clarity may underpin some of the differences of view indicated below.