Mark J. Perry ✓

@Mark_J_Perry · joined 28 Feb 2009

Economics prof. (emeritus), AEI scholar (emeritus), & ex-blogger. CH❤️ Recovering musician. He/He/He Title IX/VI violation tips: Mark.Perry (at) AEI (dot) org

30 056Followers

2 120Following

53 309Posts total

13.5KViews on collected posts

Against accounts of the same size

5 posts from the last 90 days, next to the 10K–100K follower range. reaches fewer people than peers, but engages them much harder.

Median views1 353this account3 808median for 10K–100K

Reach, %4.50%this account12.23%median for 10K–100K

Engagement, %1.92%this account1.37%median for 10K–100K

Metric	This account	Median for 10K–100K	Ratio
Median views per post	1 353	3 808	0.36×
Reach (views ÷ followers)	4.50%	12.23%	0.37×
Engagement rate	1.92%	1.37%	1.40×

Others in this range → Compare with another account → How these benchmarks are built →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

8.6K17 Aug

1.7K22 Aug

89124 Aug

93525 Aug

1.4K2 Sep

Last 5 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

2.03%17 Aug

2.75%22 Aug

0.67%24 Aug

0.43%25 Aug

1.92%2 Sep

Reactions — likes, reposts, replies and quotes — divided by views. Median for 10K–100K accounts is 1.37%.

What the audience does

Likes59.9%179 in total

Reposts16.4%49 in total

Replies6.7%20 in total

Quotes3.3%10 in total

Bookmarks13.7%41 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.

Latest posts

For the 2026 Entering Class of Students at the University of Michigan Medical School @UMichMedicine, there are 151 female students for every 100 male students (56.8% female vs. 37.7% male). According to @UmichMedicine "Each year, we work with deliberate intention to create a 1.4K views · 18 likes · 7 reposts · 1 replies 02 Sep 2026 To paraphrase Mao Zedong, "Let a hundred professors like @NathanCofnas bloom, let hundreds of scholars and schools contend with scrutiny of their academic fraud." 935 views · 4 likes · 0 reposts · 0 replies 25 Aug 2026 Animated Bar Chart Race: Federal Budget Shares of Total Federal Spending, 1960 to 2030 (projected). Social Security accounts for the largest share of federal spending in every year since 1993. https://t.co/r40yE2zMRd @JoyPullmann 891 views · 5 likes · 1 reposts · 0 replies 24 Aug 2026 The most recent data from the @AAMCtoday for 2025-2026 medical school matriculants show a huge and statistically significant difference between the academic credentials (GPA/MCAT) of the average Black medical student vs. Whites and Asians. For example, the average Asian medical 1.7K views · 31 likes · 12 reposts · 2 replies 22 Aug 2026 CHART: Look at the steady decline in US airfares (adjusted for inflation) over the last 30 years, from an average fare of $625 in 1995 to an average of $400 over the last four quarters, representing a 36% decrease. The total accumulated savings since 1995 for US consumers for h 8.6K views · 121 likes · 29 reposts · 17 replies 17 Aug 2026