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Ryuta Takashima

Tokyo University of Science

2641 Yamazaki

Noda-shi, Chiba

Japan

  • Tokyo University of Science

SCHOLARLY PAPERS

8

DOWNLOADS

305

TOTAL CITATIONS

3

Scholarly Papers (8)

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1.

Innovative Metrics for Quality-Adjusted Life Years: A New Standard for Healthcare Cost-Benefit Analysis

Number of pages: 9 Posted: 19 Dec 2024
Yusuke Tanizawa, Kazuya Ito and Ryuta Takashima
Tokyo University of Science, Tokyo University of Science and Tokyo University of Science
Downloads 61 (961,006)

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2.

Quantifying nudges through demand functions under bias and externality

Number of pages: 10 Posted: 07 May 2025
Kazuya Ito, Yutaro Oga and Ryuta Takashima
Tokyo University of Science, Tokyo University of Science and Tokyo University of Science
Downloads 52 (1,052,702)

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3.

Bridging the Gap between Longevity and Vitality: The Value of Extending Healthy Life Expectancy

Number of pages: 24 Posted: 24 Feb 2025
Yusuke Tanizawa, Kazuya Ito and Ryuta Takashima
Tokyo University of Science, Tokyo University of Science and Tokyo University of Science
Downloads 43 (1,157,785)

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Healthy Life Expectancy, Value of a Statistical Life, Healthcare Burden, Quality of Life, Policy Impact

4.

Harmonizing the Dilemma: Designing Feed-in Premium to Balance Public Burden and Corporate Value through Real Options Analysis

Number of pages: 28 Posted: 12 Aug 2024
Ryo Takahashi, Kazuya Ito and Ryuta Takashima
Tokyo University of Science, Tokyo University of Science and Tokyo University of Science
Downloads 40 (1,236,159)

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Feed-in Premium, Policy Choice, Real Options, Renewable, Uncertainty

5.

Is the Whole Greater Than the Sum of Its Parts? The Impact of Combining Renewable Energy Policies and Forward Contracts

Number of pages: 29 Posted: 25 Feb 2025
Taisei Ishikawa, Kazuya Ito, Mari Ito and Ryuta Takashima
Tokyo University of Science, Tokyo University of Science, Kobe University and Tokyo University of Science
Downloads 37 (1,249,711)

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Renewable, Feed-in Premium, Renewable Portfolio Standard, Forward Contract, Policymaking, Optimization, Electricity Market

6.

Recovering Fixed Costs in the Presence of Prosumers

Number of pages: 29 Posted: 29 Dec 2021
Yihsu Chen, Makoto Tanaka and Ryuta Takashima
University of California, Santa Cruz - Department of Technology Management, National Graduate Institute for Policy Studies (GRIPS) and Tokyo University of Science
Downloads 34 (1,263,436)
Citation 3

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Prosumers, Retail and wholesale markets, Net-metering

7.

Optimal Fuel Procurement in the Renewable Transition with Price Volatility and Policy Targets

Number of pages: 27 Posted: 20 Mar 2026
Makoto Shimoshimizu, Kazuya Ito and Ryuta Takashima
Tokyo University of Science - Department of Industrial Administration, Tokyo University of Science and Tokyo University of Science
Downloads 22 (1,459,862)

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Fuel procurement, Renewable generation, Policy targets, Price volatility, HJB equation

8.

Managing Investment Risk in the Transition to Low-Carbon Technologies: A Real Options Analysis of Carbon Contracts for Difference

Number of pages: 33 Posted: 19 Jun 2026
Kazuya Ito and Ryuta Takashima
Tokyo University of Science and Tokyo University of Science
Downloads 16

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Carbon Contracts for Difference, Real Options, Uncertainty, Low-Carbon Investment