Starting from the benefit budget,asset-liability budget and cash flow budget,this paper probes into the application of financial budget management in enterprise.

Stochastic partial elasticity and its application in profit forecast;

This paper fixes on enterprise profit forecast,Stochastic elasticity of profit is given under the condition that production and sales volume are random variables with stochastic elasticity theory.

This paper considers the exterior patent threat is the alert-situation of patent early-warning system, which can be divided into three types: patent gap threat, patent diversity threat and patent R&D threat.