MAINT: standard README (#158)

Author: mmcky

README.md

@@ -1,7 +1,16 @@
-# lecture-python-advanced.myst'
+# Advanced Quantitative Economics with Python
 
-Migration to Myst (Source files for https://python-advanced.quantecon.org)
+This website presents a set of advanced lectures on quantitative economic modeling.
 
-# Current Hosting
+## Jupyter notebooks
 
-https://quantecon.github.io/lecture-python-advanced.myst/
+Jupyter notebook versions of each lecture are available for download
+via the website.
+
+## Contributions
+
+To comment on the lectures please add to or open an issue in the issue tracker (see above).
+
+We welcome pull requests!  
+
+Please read the [QuantEcon style guide](https://manual.quantecon.org/intro.html) first, so that you can match our style.