Construction industry productiviy [sic] : examining the effects of omitted varialbe [sic] bias in the census construction price index models / by Bryan David Dyer. (OCLC #664555550)

We cataloged this dissertation under AACR2, so indicated the misspellings in the title with [sic], as:

245 10 ǂa Construction industry productiviy [sic] : ǂb 
    examining the effects of omitted varialbe [sic] bias in 
    the census construction price index models / ǂc by Bryan 
    David Dyer.

with the corrected versions in a variant title:

246 3_ ǂa Construction industry productivity : ǂb examining
    the effects of omitted variable bias in the census construction
    price index models

RDA 2.3.1.4 on recording titles says to transcribe the title as it appears on the source of information. The rule’s exception for correcting obvious typographical errors only applies to serials and integrating resources, so for this title we’d still transcribe as it appears on the piece, without [sic]:

245 10 ǂa Construction industry productiviy : ǂb 
    examining the effects of omitted varialbe bias in 
    the census construction price index models / ǂc by Bryan 
    David Dyer.