It not enough mathematical importance try encouraging and you can signifies that an excellent relationship within IV additionally the result of focus are unlikely in order to survive (Angrist and you can Krueger 2001; French and you can Popovici 2011)

six derive from the belief one to retirement duration are exogenous. The newest IV rates one attempt with the possible endogeneity are given into the columns 3–8 into the Tables dos and you can step 3. These columns tell you the first-phase IV prices, the reduced-setting prices, plus the next-phase IV quotes. Given that chatted about in the last point, this new appliance employed is whether or not the lady claimed being forced to hop out a career because of the marriage pub. Columns step three and you can cuatro inside Table 2 inform you the first-phase prices for CTT1 and you can CTT2. There are just limited differences when considering both columns on account of the small variations in take to designs. Columns step three and you may cuatro inside the Desk step three reveal the initial-stage rates having CRT and you may CRT_VAR. Both articles are exactly the same due to the fact sample size is brand new exact same about two regressions. Read more