See Outline of finance: Mathematical tools; Outline of finance: Derivatives pricing. Financial economics is the branch of economics studying the interrelation of financial variables, such as prices, interest rates and shares, as opposed to goods and services. Financial economics concentrates on influences of real economic variables on financial ones, in contrast to pure finance. A legally binding document states the terms and conditions regarding the sales of items or goods. Through this agreement, both the buyer and seller are legally connected in any buying or selling of the specified good. Amlia Amber is a freelance graphic and web designer who has a love for creativity and enjoys experiment with various techniques in both print and web. Amlia is the originator and primary contributor of contents for this website. Subcontractor understands that by signing this Agreement, it is appointing Prime as an exclusive representative with respect to Customers to whom Subcontractor is introduced and/or to whom Subcontractor is assigned by Prime, as to the subject matter of Prime’s retention of Subcontractor hereunder. Subcontractor agrees that the relationship between Subcontractor and any such Customers, for purposes of this Agreement and whether or not this Agreement or any Task Orders hereunder is/are terminated, begins upon the initial disclosure of a potential assignment to Subcontractor by Prime. Should the base room rate exceed the rates noted above an Excess Lodging Rate Approval Request (STD 255C)(PDF) must be submitted and approved by your department and/or CalHR before the trip takes place.