@article{article004ff090,
title   = {Exploring nonlinearities between investment and internal funds: evidence of the U-shaped investment curve},
author = {Borri, Karine Teixeira and Martins Filho, Carlos and Kalatzis, Aquiles Elie Guimarães},
year = {2022},
doi = {10.1016/j.econlet.2022.110713},
publisher = {Elsevier},
journal   = {Economics Letters}
}