What are the nature and objectives of OPEC?

许多国际交易是通过汇票支付的，汇票是对银行或顾客的支付命令。

国际贸易最初以商品贸易的形式出现，即在一国生产或制造商品而出口或进口到另国进行消费或转售。

对外直接投资是国际投资的主要方式，而控制成本则是企业对外投资的主要动机。

口头业务协商指的是面对面的直接谈判或通过国际长途电话进行的商谈。

许多人欢呼经济全球化带来的好处，但同时也有强烈的反对声音。

Sending goods from one country to another,as part of a commercial transaction,can be a risky business.If they are lost or damaged, or if delivery does not take place for some other reasons,the climate of confidence between parties may degenerate to the point where a law suit is brought.

In a broad sense, transportation is defined as the movement of freight and passengers from one location to another. The important common element in any definition of transportation, however,is movement: changing the physical location of freight or passengers. Products must be moved to the locations where they are needed and wanted, such as groceries moved to a supermarket.

What are the nature and objectives of OPEC?

What are the differences between visible trade and invisible trade? Give a few examples of invisible trade.

What is a joint venture? How are the proportions of ownership determined?