经济学家发现2020年后美国幸福感空前下降

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Signal score

0 / 100

Composite score across the factors below. Higher = stronger signal that this story matters right now.

Newsworthiness bucket

Commentary

一位著名经济学家对社会福祉的调查数据分析。

Source corroboration

Single-source cluster

Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.

Topics

opinion, other

Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.

AI-industry relevance

Low

Off-topic or adjacent — cluster remains reachable but doesn't surface in AI-industry rankings.

Story freshness

182 days old

Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

完整方法见我们的编辑标准。