This study provides new evidence on the impact of the Community Reinvestment Act (CRA) on mortgage lending by taking advantage of an exogenous policy shock in 2014, which caused significant changes in neighborhoods' CRA eligibility in the Philadelphia market. The loss of CRA coverage leads to an...

Low cost, high performance and environmentally friendly lubricants are needed for modern industrial development. Here, the high-yield carbon dots (CDs) were rapidly prepared by the aldol condensation reaction. The size of the CDs was less than 10 nm, with discrete and quasi-spherical morphology....