Modeling analyses based on policy, such as this one, are still needed for several reasons.
Reduced-form approaches, based on policy reforms or discontinuities, are increasingly used because natural experiments probably offer one of the most credible sources of identification, despite the limitations outlined above.
Politics has to be based on policy.
"It was not about religious faith… they were decisions based on policy," Blair insisted.
Democrats expressed concerns about the proposal based on policy and politics.
"If we've survived the past eight years based on policy, we can survive a little more poor policy," she said.
Fourth, that GDC be based on policy coherence across all policies related to global development, such as trade, migration and other key policy areas.
Despite this, many key strategists and journalists passionately believe, contrary to all the evidence, that people make rational decisions in elections based on policy debates.
It would be helpful to use less rose-tinted predictions, based on policy choices that are both bad and relatively likely.
Cornel Marculescu, FINA's executive director, said that the decision was based on policy and that Serbian swimming officials had seen the images and were satisfied that Phelps had won.
Ted Cruz called him "a man who ran a campaign based on ideas, based on policy, based on substance – a man who didn't go to the gutter and engage in insults and attacks", a clear reference to Donald Trump.
