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jipclaassens / NZlijn

Configuration for my NZL paper
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Test parallel trend assumption #3

Open jipclaassens opened 1 month ago

jipclaassens commented 1 month ago

evt hier: https://libguides.princeton.edu/stata-did

jipclaassens commented 1 month ago

Noord: image

Noorderpark: image

Centraal: image

Rokin: image

Vijzelgracht: image

De Pijp: image

Europaplein: image

Zuid: image

jipclaassens commented 1 month ago

Using:

didregress (lnprice lnsize nrooms d_maintgood i.building_type b1.construction_period i.trans_year i.trans_month) (did), group(treated) time(trans_year)
estat trendplots

Noorderpark image

. estat ptrends

Parallel-trends test (pretreatment time period)
H0: Linear trends are parallel

 F(1, 1) =   6.07
Prob > F = 0.2455

As the p value is not < 0.05, we fail to reject the null hypothesis, which indicates that the parallel trend assumption is satisfied.

jipclaassens commented 1 month ago

effect * jaar, en die coefficenten plotten. Waarbij het jaar voor treat de ref is.

jipclaassens commented 1 month ago

image

jipclaassens commented 3 weeks ago

Using:

areg lnprice lnsize nrooms i.d_maintgood i.building_type i.construction_period i.trans_month i.treated##i.trans_year if ca == 1, r absorb(buurt_rel) allbaselevels

image