Here are links to materials mentioned in class or otherwise recommended. The books are available at online stores at low cost.
J Cochrane: Writing Tips for PhD Students.
D. McCloskey: Economical
Writing. Economic Inquiry. 1985, Vol. 23 Issue 2, p187.
J. Miller. The Chicago Guide to Writing about Numbers. University of Chicago Press, 2004.
Neugeboren R and M Jacobson: Writing Economics.
M Gentzkow and J Shapiro: Code and Data for the Social Sciences: A Practitioner's Guide.
W. Thomson. A Guide for the Young Economist. MIT Press, 2001.
Educational video on the use of passive vs active voice in English: