Of course, other stocks are held by institutions on their behalf, but in terms of direct ownership, homes are the main thing that people own.

当然,他们还通过金融机构,间接持有股票,但从直接持有的角度来看,人们拥有的主要财产就是住宅

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has directly or indirectly referenced the thing, that you are condensing into a single statement.

直接或间接地表达着一件事情，而你要把这些内容概括成一句话。

It sounds like 课堂 - SpeakingMax英语口语达人