Moreover, potential future expansions in the State's remit, possibly including much tighter rules on collateral or an unintended shift to a so-called narrow banking system can now be glimpsed.

此外， 现在可以窥见未来国家职权范围的潜在扩张，可能包括更严格的抵押品规定或无意中转向所谓的狭义银行体系。

Narrow banking, in which institutions are required to hold sufficient liquid assets to back all their deposits, was first proposed in 1933 as the Chicago Plan after the devastation of the Depression.

狭义银行业务要求机构持有足够的流动资产来支持其所有存款，在大萧条的破坏之后于 1933 年作为芝加哥计划首次提出。