根据货币供给机制，货币供应M等于基础货币与货币乘数的（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25450' and id < 2143473 and id<>'2143473' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25450' and id > 2143473 and id<>'2143473' order by id asc limit 5