The accounting principles in the balance sheet of international payment and a series of the accounting customs (especially the "debit-credit customs") frequently bewilder the beginners.

After initial single-style bookkeeping running to medieval multiplex bookkeeping, multiplex bookkeeping has never materiality changed after spanning more than 500 years for its perfection and science.

Manpower and material resources key elements are profoundly analyzed in enterprise bookkeeping economical management,economical management effect evaluation thinking is advanced, acadenmic opinion of resecting value law is set forth, researched and discussed.

The conventions of electricity generating,electricity receiving,left-hand screw and right-hand screw.

It is the result of interaction between convention and adaptability.

Therefore, while the ritual activities come to be the tradition with the propagating of ethnic group, aesthetic activities mingled with them also gradually develop into some kind of “convention” that could be regarded as objective aesthetic measure.

And assuming that the leader corporation might get the choice which he would "inherit" the routine,we arrive at the conclusion that with the passing of time,the so-called "the advantage that you will have if you act fir.

It bases on the bounded rationality assumption, builds a non-balanced and dynamic theoretical framework, uses routine as the ″ge- ne″ for the enterprises evolution, and focuses on diversity and novelty.

From a synchronic point of view,language as a system remains relatively stable;but from a diachronic point of view,language is a routine in constant emergence and evolution.