Inter-Program Additive Independence
The interaction coefficient between computer-assisted math learning and remedial instruction was -0.144 for math and -0.020 for total test scores, showing no statistically significant interaction or synergy.
Tag
complementarity
4 cards
Joint Complementarity of Scale and Verification Intermediaries
The joint treatment increased employer-initiated candidate contact by 147% (from 2.5 to 6.2 candidates) [8] and increased interview likelihood by 25% (13 percentage points) [8]. Jointly treated firms were 8 percentage points (68%) more likely to hire from the portal [8] and 11 percentage points (73%) more likely to retain the portal hire after 6 months [10].
Management Practices as Complementary Intangible Capital
Modern management practices yielded an estimated annual profit increase of $325,000 per plant from reduced mending labor, lower yarn inventory, and increased output. Net direct implementation costs (excluding consulting) averaged under $3,000 per firm, representing a 130% one-year return on investment based on commercial consulting fees of $250,000.
Non-Complementarity of Financial Education and Access
Highlights that traditional aggregate training evaluations obscure underlying mechanisms, recommending cross-randomization of sub-modules to isolate distinct cognitive and behavioral channels.