Highlights Direct greenhouse gas (GHG) emissions were measured in a decoupled aquaponics system. Solids concentration predicted methane the clarifier Lower pH plant system increased N 2 O emissions. Higher fish feeding rate CO and production Roughly half of direct GHG offset by carbon uptake during growth. Abstract. Agricultural systems are known to be large contributors global many studies hav...

We present new cross-country empirical evidence that tax system complexity affects the location of international investment. The comes from a database foreign direct investment (FDI) bilateral flows for all OECD countries over 2013–2016 period, and Doing Business survey, which collects several measures effective rates. By means gravity model, we consider impact destination parent country charac...