Investor Due Diligence Report
by Leir Institute
Migration and human security, simplified. Leir publications spanning periodical newsletters, research papers, project findings and reports, as well as our weekly newsletter.
1K
~0%
Subscriber count is a platform estimate
Pricing
$5/mo
$50/yr annual option
$442
~100 est. paid subs
$221/mo – $663/mo(±50%)
Previously Occasional
0.2 posts/week
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Research Over Mesearch | 24K | +2.2% | $7/mo | substack |
| Tips for Teachers newsletter | 15K | +4.5% | Free | substack |
| Tongyi Lab | 1K | N/A | Free | substack |
| AV Papachristos | 200 | 0% | Free | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 6K | $2,650 | — |
| Mar 2026 | 1K | $441.67 | -83.3% |
| Apr 2026 | 1K | $441.67 | ~0% |
Platform Dependency
Uses ghost platform
Key Person
Single-author publication — key-person dependency
Revenue Model
Active paid subscription tier
Subscriber threshold
1K subscribers — below the 2K category median (based on 15 newsletters)
Has paid tier
Active paid subscription offering
Peer monetization
100% of 13 similar-size peers in Research have paid tiers
Pricing position
$5/mo vs $6/mo category median (20 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $5 | $50 |
Disclaimer: This report is generated automatically based on publicly available data and proprietary estimation models. Estimated subscriber counts are derived from engagement patterns and should be verified through direct disclosure. Revenue estimates are based on known pricing and estimated paid subscriber counts. This report is for informational purposes only and should not be the sole basis for investment decisions.
| 200 |
| 0% |
| Free |
| substack |