Cost effective simple make up air for new home build – GreenBuildingAdvisor

New home build in Connecticut. Hydronic baseboard heat, wood stove ( with its own fresh air intake installed), stove exhaust vent and one bathroom fan,  no other ducts. 

1650 sqft, 1.5 baths, 3 bedrooms. 

floor plan attached below 

What is the most cost effective and simple way to install sufficient make up air in this home design, considering  modern air tightness and insulation codes.