Fortunately, results from the natural experiment of molecular evolution are recorded in the genomes of humans and other living species.
22.
Evidence from a Natural Experiment in Indiana " that made use of different counties changing their time at different times.
23.
For them, every earthquake is a natural experiment for testing theories of how to safely construct buildings, bridges, hospitals and freeways.
24.
Adoption designs are a form of natural experiment that tests norms of reaction by placing the same genotype in different environments.
25.
The book s afterword classifies natural experiments, discusses the practical difficulties of studying them, and offers suggestions how to address those difficulties.
26.
Studies have also been done using " natural experiments " and time series data, which had findings similar to the cross-sectional studies.
27.
Natural experiments in many parts of the world have already occurred as isolated jungle or farming communities have been introduced to civilization.
28.
_" Natural experiments " in economics, incorporating clever analysis of data, are allowing researchers to mimic the controlled experiments of the natural sciences.
29.
The study shows a unique natural experiment spanning over two centuries and is considered an essential academic work in the area of human heredity.
30.
Rasmussen conducted analyzed a similar natural experiment in Denmark with a policy change in 1984 where parental leave increased from 14 to 20 weeks.
