美首季GDP萎縮道指重挫400點

The user wants a detailed analysis and professional report (over 1000 characters) in Traditional Chinese based on the provided title “國際財經 – 美國首季經濟萎縮道指跌逾400點”.
The report should be written in an engaging, non-technical style, with a clear structure (introduction, body with subheadings, conclusion with a subheading), incorporate facts from search results, use Markdown format, and avoid greetings or introductory phrases.

Plan:

Perform a Google search using the provided title to get relevant information about the US Q1 economic contraction and the Dow Jones drop.

Synthesize the information from the search results.

Structure the report:

* Engaging opening without a main title.
* Subheading for the introduction, setting the scene.
* Subheadings for the body, discussing the economic data, market reaction (Dow Jones drop), potential reasons, and implications.
* Subheading for the conclusion, summarizing the key takeaways and offering a forward-looking perspective.

Write the content in Traditional Chinese, ensuring it’s over 1000 characters, engaging, and incorporates facts from the search results.

Format the report in Markdown.

Remove any greetings or introductory phrases.