Complex sentence: For example, some studies simply compare the situation before privatization to the situation after privatization, while more sophisticated studies try to compare the changes in privately managed utilities to those of publicly managed utilities that operate under similar conditions during the same period.
Split into simpler sentences: For example, some studies simply compare the situation before privatization to the situation after privatization. More sophisticated studies try to compare the changes in privately managed utilities to those of publicly managed utilities that operate under similar conditions during the same period.