Population Review publishes original articles and book reviews online immediately after acceptance.  There is no charge to submit an article or book review for consideration.  Successful submissions tend to have the following qualities: information is important and relevant (often timely); material is original; theory is sound; analysis is fair and accurate; descriptive material is useful; writing is clear and concise; criticisms are constructive; data are valid; research methods are appropriate; conclusions are supported by the data and reasonable.