@article{walker_wu_2023, title={PIPEs, firm investment, and viability}, ISSN={["1573-7179"]}, DOI={10.1007/s11156-023-01200-0}, journal={REVIEW OF QUANTITATIVE FINANCE AND ACCOUNTING}, author={Walker, Mark D. and Wu, Qingqing}, year={2023}, month={Sep} }
 @article{walker_wu_2019, title={Equity issues when in distress}, volume={25}, ISSN={["1468-036X"]}, DOI={10.1111/eufm.12220}, abstractNote={Abstract}, number={3}, journal={EUROPEAN FINANCIAL MANAGEMENT}, author={Walker, Mark D. and Wu, Qingqing}, year={2019}, month={Jun}, pages={489–519} }