{"id":{"repo_id":"unlv","oai_identifier":"oai:oasis.library.unlv.edu:rtds-2688"},"canonical_url":"https://search.dev.ndltd.org/etd/unlv/oai:oasis.library.unlv.edu:rtds-2688","repository":{"repo_id":"unlv","name":"University of Nevada - Las Vegas","base_url":"https://oasis.library.unlv.edu/do/oai/"},"display":{"title":"Non-linear optimized cash flow model","abstract":"During construction of a lump-sum project, progress payments (cash inflow) are paid periodically to contractors for project performance. Contractors are required to pay the direct costs (cash outflow) during construction. The net difference between the cash inflow and outflow are the required overdraft, which the contractor financed from a bank. In order to increase profit margin, contractors look into alternate ways, such as front-end loading (unbalanced bid) and activities shifting. Usually, front-end loading and activities shifting are done in a linear, independent, and sequential method. This linear front-end loading and activity shifting formulation will likely not produce an ideal optimized solution. This research examines the combination of the two linear procedures into a single non-linear formulation to achieve better gross profit margin for the contractor.","abstract_html":"During construction of a lump-sum project, progress payments (cash inflow) are paid periodically to contractors for project performance. Contractors are required to pay the direct costs (cash outflow) during construction. The net difference between the cash inflow and outflow are the required overdraft, which the contractor financed from a bank. In order to increase profit margin, contractors look into alternate ways, such as front-end loading (unbalanced bid) and activities shifting. Usually, front-end loading and activities shifting are done in a linear, independent, and sequential method. This linear front-end loading and activity shifting formulation will likely not produce an ideal optimized solution. This research examines the combination of the two linear procedures into a single non-linear formulation to achieve better gross profit margin for the contractor.","abstract_has_math":false,"creators":["Mack, Martin J"],"institution":"University of Nevada, Las Vegas","degree_name":"Master of Engineering (ME)","degree_level":"Thesis","degree_discipline":"Civil and Environmental Engineering","degree_department":null,"school":null,"contributors":["Jaeho Son"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2004,"date_issued":"2004-01-01T08:00:00Z","date_published":"2004-01-01T08:00:00Z","updated_at":"2026-07-24T05:25:47Z","subjects":[],"languages":["English"],"rights":["IN COPYRIGHT. For more information about this rights statement, please visit http://rightsstatements.org/vocab/InC/1.0/"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["https://oasis.library.unlv.edu/rtds/1689"],"render_values":[{"text":"https://oasis.library.unlv.edu/rtds/1689","href":"https://oasis.library.unlv.edu/rtds/1689","code":true}]}]},"links":{"outbound_url":"https://doi.org/10.25669/8a9b-e9yv","outbound_label":"DOI","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Jaeho Son"]},{"key":"dc:creator","label":"Author","values":["Mack, Martin J"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:publisher","label":"Institution","values":["University of Nevada, Las Vegas"]},{"key":"dc:type","label":"Dc Type","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Civil and Environmental Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Engineering (ME)"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English"]},{"key":"dc:rights","label":"Dc Rights","values":["IN COPYRIGHT. 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Usually, front-end loading and activities shifting are done in a linear, independent, and sequential method. This linear front-end loading and activity shifting formulation will likely not produce an ideal optimized solution. This research examines the combination of the two linear procedures into a single non-linear formulation to achieve better gross profit margin for the contractor."]},{"key":"dc:format","label":"Dc Format","values":["pdf"]},{"key":"dc:title","label":"Title","values":["Non-linear optimized cash flow model"]}]}],"canonical_facts":{"dc:contributor":["Jaeho Son"],"dc:creator":["Mack, Martin J"],"dc:description.abstract":["During construction of a lump-sum project, progress payments (cash inflow) are paid periodically to contractors for project performance. Contractors are required to pay the direct costs (cash outflow) during construction. The net difference between the cash inflow and outflow are the required overdraft, which the contractor financed from a bank. In order to increase profit margin, contractors look into alternate ways, such as front-end loading (unbalanced bid) and activities shifting. Usually, front-end loading and activities shifting are done in a linear, independent, and sequential method. This linear front-end loading and activity shifting formulation will likely not produce an ideal optimized solution. This research examines the combination of the two linear procedures into a single non-linear formulation to achieve better gross profit margin for the contractor."],"dc:format":["pdf"],"dc:identifier":["10.25669/8a9b-e9yv","https://oasis.library.unlv.edu/rtds/1689","https://oasis.library.unlv.edu/context/rtds/article/2688/viewcontent/uc.pdf"],"dc:language":["English"],"dc:publisher":["University of Nevada, Las Vegas"],"dc:rights":["IN COPYRIGHT. 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