@TechReport{economics.dp.2010-23,
 author = {Reed, W. Robert  and Webb, Rachel S.},
 title = {Estimating Standard Errors for the Parks Model: Can Jackknifing Help?},
 type = {Economics Discussion Paper},
 institution = {Kiel Institute for the World Economy},
 year = {2010},
 number = {2010-23},
 url = {http://www.economics-ejournal.org/economics/discussionpapers/2010-23}
}