Two main strategies, home and hotel isolation, have been used to isolate COVID-19 cases in most countries. Both have proven to be somewhat medically effective, but the costs to produce the desired outcome remain unclear. We used a decision tree model to compare alternatives and a simulation...

Two main strategies, home and hotel isolation, have been used to isolate COVID-19 cases in most countries. Both have proven to be somewhat medically effective, but the costs to produce the desired outcome remain unclear. We used a decision tree model to compare alternatives and a simulation...

Among the several pandemic intervention measures, two main strategies are proposed to isolate a COVID-19 patient with mild symptoms, isolating in the home which the patient may be sharing with other household members or isolating the patient in a hotel room to prevent his/her interaction with...

The level of firm investment, along with firm profitability, has been shown to be empirically powerful asset pricing factors in the US and other markets. The q-factor model of Hou, Xue, and Zhang (2014), and the 5-factor model of Fama and French (2014a), both rely on factors capturing the...

Using a large contract-level, high frequency database of bank loan commitments from June 2007 to May 2009, we fi nd that fi rms' takedown behavior regarding credit lines is very di erent depending on the fi rms' creditworthiness. Usage patterns of rms with poor credit quality are more closely...

Objectives: To describe how health care crisis resulting from the COVID-19 pandemic in South Korea has led to innovation and changes to government policy. This paper presents the significant cluster events, relevant developments of innovation, and economical impact in Korea that could inform...