• A Bitcoin Price Prediction Model Assuming Oscillatory Growth and Lengthening Cycles 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2022-06)
      This article’s motivation is to understand the volatile Bitcoin price increase. The objective is to develop price estimation methods. The methodology is to present five differential equation models estimated against the ...
    • Comparative Analysis of Households and Digital Currencies for the US, China and Russia 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2022)
      In a two-period decision model, a central bank chooses a CBDC (central bank digital currency) interest rate and a representative household allocates resources into production, consumption, CBDC holding, and non-CBDC holding. ...
    • Comparing Growth Models with Other Investment Methods 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2023-02)
      This article introduces five growth models as an investment method. These are conventional logistic growth, Gompertz growth, generalized charged capacitor growth, combined logistic and charged capacitor growth, and combined ...
    • Competition Between Variable-Supply and Fixed-Supply Currencies 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2022)
      For one variable–supply currency in isolation, one player’s Cobb–Douglas utility depends on the current supply divided by the initial supply, multiplied by the inverse of the accumulative inflation/deflation. With equal ...
    • Conventionalists, Pioneers and Criminals Choosing Between a National Currency and a Global Currency 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2021-12)
      The article analyzes how conventionalists, pioneers and criminals choose between a national currency (e.g. a central bank digital currency) and a global currency (e.g. a cryptocurrency such as Bitcoin) that both have ...
    • The Evolution of Fixed-Supply and Variable-Supply Currencies 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2022-04)
      Competition is analyzed between a fixed-supply currency (e.g. Bitcoin) and a variable-supply currency (e.g. a fiat currency). Two kinds of players support the currencies differently and choose their volume fractions of ...
    • A Game Between Central Banks and Households Involving Central Bank Digital Currencies, Other Digital Currencies and Negative Interest Rates 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2022-09-08)
      Central Bank Digital Currencies (CBDCs) enable negative interest rates. A game is analyzed between a central bank (accounting for the government’s interest) and a representative household choosing to consume, hold CBDC, ...
    • A Generalized Interest Rates Model with Scaling 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2022)
      The article introduces scaling and generalizes the Taylor (1993) interest rate rule from four terms to seven terms. The three additional terms are the deviation in money supply, the deviation in money velocity, and the ...
    • Governmental Taxation of Households Choosing Between a National Currency and a Cryptocurrency 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2021-04)
      A game between a representative household and a government was analyzed. The household chose which fractions of two currencies to hold, e.g., a national currency such as a Central Bank Digital Currency (CBDC) and a global ...
    • Hard Money and Fiat Money in an Inflationary World 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2023-10)
      The purpose is to determine whether a borrower prefers to borrow hard and fiat money from a bank to buy other assets from a seller, whether the seller wants to sell, how the nontraders are impacted, and whether the bank ...
    • Interest Rates, the Taylor Rule, the Quantity Equation, and the Phillips Curve 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2022)
      This article combines the Taylor rule, the Friedman’s Quantity Equation, and the Phillips curve to explore how deviations in the inflation rate, real GDP, money supply, money velocity, and the unemployment rate interact ...
    • Modeling which Factors Impact Interest Rates 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2023)
      The Taylor (1993) rule for determining interest rates isgeneralized to account for three additional variables: The moneysupply, money velocity, and the unemployment rate. Thus, five pa-rameters, i.e. weights assigned to ...
    • A Systematic Overview of Blockchain Research 

      Wang, Guizhou; Zhang, Si; Yu, Tao; Ning, Yu (Peer reviewed; Journal article, 2021)
      Blockchain has been receiving growing attention from both academia and practices. This paper aims to investigate the research status of blockchain-related studies and to analyze the development and evolution of this latest ...
    • A Two-Period Decision Model for Central Bank Digital Currencies and Households 

      Wang, Guizhou; Hausken, Kjell (Peer reviewed; Journal article, 2022-06)
      Central bank digital currencies (CBDCs) give rise to many possibilities including those of negative interest rates. A two-period decision model is presented between one central bank and one representative household. The ...
    • A Two-Period Game Theoretic Model of Zero-Day Attacks with Stockpiling 

      Wang, Guizhou; Welburn, Jonathan William; Hausken, Kjell (Peer reviewed; Journal article, 2020-12)
      In a two-period game, Player 1 produces zero-day exploits for immediate deployment or stockpiles for future deployment. In Period 2, Player 1 produces zero-day exploits for immediate deployment, supplemented by stockpiled ...