In the U.S a bank is defined by federal and state laws and by bank regulators，so that we can divide the commecial bank

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In the U.S a bank is defined by federal and state laws and by bank regulators，so that we can divide the commecial banks in the U.S into two kinds：national bank and state bank . 由于各国金融体制的差异和金融市场发达的程度不同，各国银行的负债结构不尽相同；即使在同一国家的同一家银行，由于经济发展和金融环境的变化，其负债结构也处于不断变化的过程中。但不管是在哪一个国家，存款始终是银行的主要负债，也是银行经常性资金的来源；借入负债的比重则随金融市场的发展而不断有所上升。 A:对 B:错答案: 对 A:对 B:错答案: 对