Here are a few options for the WordPress post_tag description “高收入族群” (High-Income Earners) in Traditional Chinese, varying slightly in nuance and focus:

**Option 1 (Simple and Direct):**

* **Description:** 指收入水平高於平均水平的群體，涵蓋各行各業，收入來源多樣。 (Refers to the group with income levels higher than the average, encompassing various industries with diverse income sources.)

**Option 2 (Focus on Economic Impact):**

* **Description:** 擁有可觀收入，對經濟具有影響力的族群。他們在消費、投資和稅收方面扮演重要角色。 (Individuals with considerable incomes who have an impact on the economy. They play an important role in consumption, investment, and taxation.)

**Option 3 (Emphasis on Opportunities and Challenges):**

* **Description:** 達到高收入水平的群體。探討他們通常具有的機遇和可能面臨的挑戰，例如稅務規劃和財富管理。 (The group that has attained high-income levels. This explores their common opportunities and potential challenges, such as tax planning and wealth management.)

**Option 4 (More Concise):**

* **Description:** 高收入人群的總稱。 (A collective term for high-income earners.)

**Option 5 (Focusing on Lifestyle):**

* **Description:** 收入顯著高於平均水平，通常伴隨特定生活方式和消費模式的群體。 (The group with significantly higher-than-average incomes, often associated with a specific lifestyle and consumption patterns.)

**Key considerations when choosing:**

* **Target Audience:** Who is your audience? A more technical or business-focused audience might appreciate option 2 or 3. General readers might prefer option 1 or 4.
* **Post Series:** Is this tag for a specific series of posts? If so, frame the description to reflect that.
* **Content Focus:** Adapt the description to reflect the subject matter of the posts that will be tagged.

I recommend choosing the description that best reflects the nature of the posts you plan to write about this tag. You can also modify these examples to fit your specific needs. Good luck!