Update README.md

README.md

@@ -66,21 +66,25 @@ I welcome recommendations, contributions and/or future collaborations. I am ambi
     -   `Quality Minus Junk` (QMJ)
     -   `Modified Value - High Minus Low` (HMLD)
 
-- [Lettau, Ludvigson, and Ma (2019)](https://onlinelibrary.wiley.com/doi/abs/10.1111/jofi.12772) Capital Share Factor:   
-  -  `Capital Share of Aggregate Income` (KS)
+-   [Lettau, Ludvigson, and Ma (2019)](https://onlinelibrary.wiley.com/doi/abs/10.1111/jofi.12772) Capital Share Factor:   
+
+    -   `Capital Share of Aggregate Income` (KS)
 
-- [Pastor and Stambaugh (2003)](https://faculty.chicagobooth.edu/-/media/faculty/lubos-pastor/data/liq_data_1962_2019.txt) Liquidity Factors: 
-  -  `Non-Traded Liquidity Factor`
-  -  `Traded Liquidity Factor`
+-   [Pastor and Stambaugh (2003)](https://faculty.chicagobooth.edu/-/media/faculty/lubos-pastor/data/liq_data_1962_2019.txt) Liquidity Factors: 
+
+    -   `Non-Traded Liquidity Factor`
+    -   `Traded Liquidity Factor`
 
-- [Sadka (2006)](https://drive.google.com/file/d/1hTnBk7uasanA3x1gRFBNg6hFE1A0JJEO/view) Liquidity Factors:
-  -  `Fixed-Transitory Factor`
-  -  `Variable-Permanent Factor`
+-   [Sadka (2006)](https://drive.google.com/file/d/1hTnBk7uasanA3x1gRFBNg6hFE1A0JJEO/view) Liquidity Factors:
 
-- [Stambaugh and Yuan (2017)](https://academic.oup.com/rfs/article/30/4/1270/2965095) *Clustered* Mispricing Factors: 
-  -  `Management-related Factor` (MGMT)
-  -  `Performance-related Factor` (PERF)
-  -  `Mispricing (non-clustered) Factor` (UMO)
+    -   `Fixed-Transitory Factor`
+    -   `Variable-Permanent Factor`
+
+-   [Stambaugh and Yuan (2017)](https://academic.oup.com/rfs/article/30/4/1270/2965095) *Clustered* Mispricing Factors: 
+
+    -   `Management-related Factor` (MGMT)
+    -   `Performance-related Factor` (PERF)
+    -   `Mispricing (non-clustered) Factor` (UMO)
 
 
 Performance and speed improvements are also appreciated.