Observability Gradient in Labor Market Beliefs
Observational StudyReview
Economic agents do not suffer from uniform information deficits across all market dimensions. Market participants acquire accurate information about publicly visible aggregate parameters (such as prevailing wage rates), but maintain severe structural misperceptions about private, unobservable traits (such as candidate cognitive ability or true hiring standards).
Picture this
Imagine going to a grocery store where every box has a clear, accurate price tag printed on the outside, but the ingredient quality inside the sealed boxes is unknown. Shoppers can accurately recite what items cost across every aisle, but hold wildly incorrect beliefs about how nutritious the packaged food actually is until they open the boxes and test the contents.
What the evidence says
Jobseekers' stated wage distributions closely matched prevailing firm salary data across occupational tiers, whereas jobseeker expectations of permanent employment (55% expected permanent job within 1 year vs 5.8% actual) and firm estimates of tertiary applicant cognitive test scores (overestimating tertiary ability premium by more than 4 times) exhibited massive structural biases.
- Who was studied
- N = 779 jobseekers and N = 395 firm managers in Addis Ababa, Ethiopia.
- How
- Elicitation of jobseeker beliefs regarding occupational wage distributions versus beliefs regarding employment probabilities and candidate Raven's test scores, benchmarked against true sample distributions.
What to do
Focus labor market information policies on revealing unobservable quality attributes (such as standardized skill certifications and employer selection thresholds) rather than broadcasting public wage data.
From the source
"This suggests that while market participants value and acquire relevant publicly available information, the natural interaction between firms and young jobseekers in the labour market is insufficient for participants to learn key parameters of the matching process that are observed through direct interactions."
Matching_Firms_and_Young_Jobseekers_through_a_Job_Fair_A_Field_Experiment.pdf