Blog
Notes on papers I am reading, commentary on credit and financial regulation, and short policy briefs.
Colombia made open finance mandatory. The interesting question is what happens to bank market power
Decree 0368 of 2026 turns Colombia's voluntary data-sharing scheme into a mandatory one. The compliance story is straightforward; the competition story is not.
Estimating disease clusters twice, on purpose
Notes on a design choice from the El Salvador multimorbidity study: running two independent clustering methods was not redundancy, it was the only available validity check.