From 39f5ffca985c5166cb4c5b12e38f71a0912d5551 Mon Sep 17 00:00:00 2001
From: myeongseok <myeongseok@kaist.ac.kr>
Date: Fri, 12 Sep 2025 20:19:10 +0900
Subject: [PATCH] ADD importing pandas

---
 book/ate/did.ipynb | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/book/ate/did.ipynb b/book/ate/did.ipynb
index 0613ddd..65e026d 100644
--- a/book/ate/did.ipynb
+++ b/book/ate/did.ipynb
@@ -18,6 +18,19 @@
     "- 사전 평행 추세에 대한 통계적인 검정을 확인할 수 있는 파이썬 코드 필요. (matheus facure 책에서 쉽게 찾기 어려운 것 같습니다)"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "vscode": {
+     "languageId": "plaintext"
+    }
+   },
+   "outputs": [],
+   "source": [
+    "import pandas as pd"
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},