feat: add Columbia MS in Financial Economics (Business School)

New program: columbia-msfe-econ
- Columbia Business School, Program for Financial Studies
- Acceptance rate ~5% (most selective Columbia finance program)
- 2-year program, 10/16 courses PhD-level
- Avg GPA 3.9, GRE Quant 170, class size ~25
- Avg salary $150K, employment rate 92%

Prediction: P=17% for strong profile (Reach) — consistent with
5% real acceptance rate and program's PhD-level selectivity.

Total programs: 29.
465 tests pass.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: YichengYang-Ethan

data/models/admission_model_v2.bin

@@ -20,17 +20,17 @@
   "feature_importance": {
     "gpa_normalized": 963.8,
     "gre_quant": 337.42,
-    "undergrad_tier_encoded": 1759.2,
-    "intern_score": 620.89,
+    "undergrad_tier_encoded": 1760.86,
+    "intern_score": 622.65,
     "research_score": 424.15,
-    "is_international": 679.13,
+    "is_international": 670.08,
     "is_female": 167.03,
     "major_relevance_score": 5296.15,
     "has_gpa": 21.0,
     "has_gre": 1.97,
-    "has_tier": 238.46,
-    "has_intern": 313.03,
-    "has_nationality": 82.38
+    "has_tier": 236.8,
+    "has_intern": 311.27,
+    "has_nationality": 91.42
   },
   "cv_metrics": {
     "auc": 0.7229,
@@ -40,31 +40,31 @@
       {
         "fold": 1,
         "auc": 0.718048268984967,
-        "brier": 0.20663112592486657,
+        "brier": 0.20663114467581542,
         "n": 2203
       },
       {
         "fold": 2,
         "auc": 0.7344055081697667,
-        "brier": 0.20225833688865819,
+        "brier": 0.20225833689106448,
         "n": 2203
       },
       {
         "fold": 3,
-        "auc": 0.7209434115937433,
-        "brier": 0.20672036419942152,
+        "auc": 0.7209468409343239,
+        "brier": 0.20671945197308367,
         "n": 2202
       },
       {
         "fold": 4,
         "auc": 0.7303762415284571,
-        "brier": 0.20378976028081816,
+        "brier": 0.2037897602788511,
         "n": 2202
       },
       {
         "fold": 5,
         "auc": 0.7127052781838212,
-        "brier": 0.209089569832144,
+        "brier": 0.20909004084135577,
         "n": 2202
       }
     ]
@@ -255,7 +255,8 @@
     "northwestern-mfe": 0.3,
     "usc-msmf": 0.4,
     "utoronto-mmf": 0.3,
-    "toronto-mmf": 0.3
+    "toronto-mmf": 0.3,
+    "columbia-msfe-econ": 0.05
   },
   "program_id_map": {
     "baruch-mfe": 0,

data/models/admission_model_v2.json

@@ -0,0 +1,64 @@
+id: columbia-msfe-econ
+name: MSFE
+full_name: MS in Financial Economics
+university: Columbia University
+department: Columbia Business School
+website: https://academics.business.columbia.edu/msfe
+quantnet_ranking: null
+
+admissions:
+  class_size: 25
+  acceptance_rate: 0.05
+  avg_gpa: 3.9
+  gre_quant_avg: 170
+  international_pct: 0.60
+
+prerequisites:
+  required:
+    - {category: calculus, level: "I-III"}
+    - {category: linear_algebra, level: introductory}
+    - {category: probability, level: calculus-based}
+    - {category: statistics, level: introductory}
+    - {category: real_analysis, note: "Required — advanced undergraduate level"}
+    - {category: programming, level: introductory}
+  recommended:
+    - {category: stochastic_calculus, note: "Strongly recommended"}
+    - {category: optimization, note: "Helpful for coursework"}
+    - {category: econometrics, note: "Financial econometrics background valued"}
+    - {category: machine_learning, note: "Increasingly valued"}
+  languages: [python, r]
+
+tests:
+  gre_required: true
+  gre_accepts_gmat: true
+  toefl_min_ibt: 100
+  toefl_min_ielts: 7.5
+
+deadlines:
+  deadline_cycle: "2026-2027"
+  deadline_rounds:
+    - {round: 1, date: "2026-10-15"}
+    - {round: 2, date: "2027-01-15"}
+
+application:
+  application_fee: 250
+  recommendations: 3
+  interview_type: "Invitation only"
+  interview_format: "Technical + Behavioral"
+  essays:
+    - {prompt: "Why MSFE at Columbia Business School?", max_words: 500}
+
+outcomes:
+  avg_base_salary: 150000
+  employment_rate_3m: 0.92
+  tuition_total: 120000
+
+special:
+  - "Administered by Program for Financial Studies (PFS)"
+  - "10 of 16 courses must be PhD-level — most rigorous MFE curriculum"
+  - "Students are indistinguishable from finance PhD candidates in ability"
+  - "2-year program (unique among MFE programs)"
+  - "Work experience highly desirable but not required"
+  - "Undergrad major distribution: Economics 39%, Math 22%, Engineering 9%, CS 9%"
+
+tags: [mfe, columbia, business-school, phd-level, 2-year, quant-finance]

data/programs/columbia-msfe-econ.yaml

@@ -64,6 +64,7 @@
     "jhu-mfm": 0.507, "stanford-mcf": 0.05, "umich-mfe": 0.30,
     "northwestern-mfe": 0.30, "usc-msmf": 0.40, "utoronto-mmf": 0.30,
     "toronto-mmf": 0.30,  # alternate name in training data
+    "columbia-msfe-econ": 0.05,  # Columbia Business School MS Financial Economics
 }
 
 # Program name to ID mapping (from feature_matrix)