There is uncertainty associated with all of the numbers presented in this paper due to sampling error and estimation error in econometric estimation procedure used to recover household-level demand functions
( There ( is ( uncertainty ( associated ( with ( all ( of ( ( the numbers ) ( presented ( in ( ( this paper ) ( due ( to ( ( sampling ( error ( and ( estimation error ) ) ) ) ( in ( ( econometric ( estimation procedure ) ) ( used ( to ( recover ( household-level ( demand functions ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )
(ROOT (S (NP (EX There)) (VP (VBZ is) (NP (NP (NN uncertainty)) (VP (VBN associated) (PP (IN with) (NP (NP (DT all)) (PP (IN of) (NP (NP (DT the) (NNS numbers)) (VP (VBN presented) (PP (IN in) (NP (NP (DT this) (NN paper)) (ADJP (JJ due) (PP (TO to) (S (VP (VBG sampling) (NP (NN error) (CC and) (NN estimation) (NN error)) (PP (IN in) (NP (NP (JJ econometric) (NN estimation) (NN procedure)) (VP (VBN used) (S (VP (TO to) (VP (VB recover) (NP (JJ household-level) (NN demand) (NNS functions))))))))))))))))))))))))
The researchers from Harvard cut corners in gathering data for this project.
( ( ( The researchers ) ( from Harvard ) ) ( ( ( ( cut corners ) ( in ( gathering data ) ) ) ( for ( this project ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NNS researchers)) (PP (IN from) (NP (NNP Harvard)))) (VP (VBD cut) (NP (NNS corners)) (PP (IN in) (NP (NN gathering) (NNS data))) (PP (IN for) (NP (DT this) (NN project)))) (. .)))