Author: Roberto

Convex Problems

Convex Problems

Many problems in engineering analysis and design can be cast as convex optimization problems, often non-linear and non-differentiable. Specifically, Convex optimization problems can be solved by some modern methods such as subgradient projection and interior point methods or by some old methods such as cutting plane methods, ellipsoid methods, and subgradient methods.

The 2021 Recovery

The 2021 Recovery

From the Balance of Payment it is possible to understand the amount and direction of the net capital inflow (or outflow). Indeed, making an educated guess on the new locations for investment and trade may make the difference in investing after the epidemic.

Sentiment Analysis

Sentiment Analysis

In finance, sentiment refers to the measurement of the excessive confidence, either positive or negative, of investors in a specific situation. The fundamental reason why it is studied is because psychologists determined sentiment as a relevant factor affecting the judgement and decisions of investors.

The Geopolitics of Currencies

The Geopolitics of Currencies

The 1944 Bretton Woods agreement jumpstarted the dollar into its reserve currency status. While economists proposed global trust and confidence in the US ability to pay its obligations, a more compelling justitification has its roots in United States’ political influence.

Assessing the Impact of Modern Monetary Policy on Citizens and Small Businesses

Assessing the Impact of Modern Monetary Policy on Citizens and Small Businesses

With respect to the COVID-19 impact, it has not passed unobserved that the $3.3 trillion issuance of debt securities in the first half of 2020 has been purchased only by the U.S. Federal Reserve (46%) and national/international private investors (40%); instead, foreign central banks, already holding trillions of dollars of U.S. Treasuries, did not acquire a significant amount. In other terms, it seems the U.S. is substantially moving to own its debt in what we can define a Japanese way of managing the economy; probably, other developed countries will soon engage in similar practices.

UoPeople Online Learning

UoPeople Online Learning

From the beginning of times, the customs, history, religions, behaviors, and knowledge were orally transmitted and assumed to belong to the entire population although often managed by the elites. University of the People (UoPeople) is the Education Revolution! It is the first non-profit, American-accredited, tuition-free online university dedicated to opening access to higher education globally.

Entering Recession with Covid-19 and Deflation

Entering Recession with Covid-19 and Deflation

Epidemic models may help in assessing the impact of COVID-19 on the economy as well as to understand the market’s interpretation of the virus impact. In this respect, Shiller’s narrative economics may provide insights with wider practical implications than behavioral economics.

Finally Sector Rotation?

Finally Sector Rotation?

Between the practice of trading and the academic empirical studies lies the sector rotation. On on hand, most evidence about business-cycle rotation suggests it doesn’t work whereas, on the other, practitioners have employed value-based sector rotation with some success. After a short review, my suggestion for the coming months…

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