Here are a few description options for the WordPress tag “資訊差” in Traditional Chinese, ranging from general to more specific, depending on the context of your blog:

**Option 1: Concise & General**

* **描述 (Description):** 指的是資訊的差距、不對稱。 理解資訊差，可以幫助我們更有效地交流和決策。 (Refers to the gap or asymmetry of information. Understanding information asymmetry can help us communicate and make decisions more effectively.)

**Option 2: Slightly More Detailed**

* **描述 (Description):** 資訊差 (Information asymmetry)，說明不同人擁有的資訊量、品質、或取得難易度不同。 這可能影響市場、人際關係，甚至是社會公平性。 (Information asymmetry describes the differences in quantity, quality, or accessibility of information different people possess. This can affect the market, interpersonal relationships, and even social fairness.)

**Option 3: Emphasizing Impact (Suitable if your blog focuses on the consequences)**

* **描述 (Description):** 資訊差，指不同參與者持有不同資訊量導致的影響。 無論是在商業談判、產品選擇，還是人際互動中，資訊差都可能引發不公平、誤解，甚至是錯誤的判斷。 學習識別和克服資訊差，至關重要。 (Information asymmetry refers to the impact caused by different information held by different participants. Whether in business negotiations, product selection, or interpersonal interactions, information asymmetry can lead to unfairness, misunderstandings, and even wrong judgments. Learning to recognize and overcome information asymmetry is crucial.)

**Option 4: Blog-Specific (Customized if your blog has a particular focus)**

* **描述 (Description):** [博客名稱] 深入探討資訊差如何影響 [特定主題，例如投資、科技、教育]。 我們分析資訊差的來源和影響，並提供策略，幫助讀者在資訊時代做出更明智的選擇。 (This would replace “[博客名稱]” and the subject with what’s relavant to your blog.)

**Recommendation:**

Choose the option that best aligns with the content of your blog posts and clarifies what readers can expect from articles tagged with “資訊差.” If you want to keep it broad, Option 1 or 2 are good starting points. If you want to hone in on a certain aspect, then Options 3 and 4 may be better. It would also be wise to consider the context and tone of the words you are posting alongside the tag.