{
  "research_cutoff": "2026-09-28",
  "type": "Two separate evidence sources; not linked records",
  "bls": {
    "source": {
      "id": "W2",
      "url": "https://www.bls.gov/news.release/tenure.nr0.htm"
    },
    "released": "2026-09-24",
    "measurement_month": "2026-01",
    "unit": "Median years already with current employer",
    "all_wage_salary": 4.1,
    "prior_2024": 3.9,
    "age_25_34": 3.0,
    "age_55_64": 9.6,
    "not": "Forecast of job duration"
  },
  "linkedin": {
    "source": {
      "id": "W1",
      "url": "https://digitaleconomy.stanford.edu/publication/a-causal-test-of-the-strength-of-weak-ties/"
    },
    "published_year": 2022,
    "people_over": 20000000,
    "years": 5,
    "ties_approximately": 2000000000,
    "jobs_approximately": 600000,
    "not": "All observed jobs caused by recommendations; current hiring guarantee"
  }
}